diff --git a/Cargo.lock b/Cargo.lock
index 453a47871..b6250a662 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -176,7 +176,7 @@ version = "1.2.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "byteorder 1.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.103 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.104 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -206,7 +206,7 @@ name = "bit-vec"
 version = "0.6.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "serde 1.0.103 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.104 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -374,8 +374,8 @@ dependencies = [
  "protobuf 2.8.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "quickcheck 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "secp256k1zkp 0.13.0 (git+https://github.com/crypto-com/rust-secp256k1-zkp.git?rev=be445f29a96af31fe079611d26c07f1f596d1c5f)",
- "serde 1.0.103 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_derive 1.0.103 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.104 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_derive 1.0.104 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde_json 1.0.44 (registry+https://github.com/rust-lang/crates.io-index)",
  "sha3 0.8.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "starling 3.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -398,7 +398,7 @@ dependencies = [
  "parity-scale-codec 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "quickcheck 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "secp256k1zkp 0.13.0 (git+https://github.com/crypto-com/rust-secp256k1-zkp.git?rev=be445f29a96af31fe079611d26c07f1f596d1c5f)",
- "serde 1.0.103 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.104 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde_json 1.0.44 (registry+https://github.com/rust-lang/crates.io-index)",
  "sgx_tstd 1.1.0 (git+https://github.com/baidu/rust-sgx-sdk.git?rev=5b5e512abbbfc3030e8cb274989fb372b685b168)",
  "sha2 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -438,7 +438,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "num-integer 0.1.41 (registry+https://github.com/rust-lang/crates.io-index)",
  "num-traits 0.2.10 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.103 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.104 (registry+https://github.com/rust-lang/crates.io-index)",
  "time 0.1.42 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -524,7 +524,7 @@ dependencies = [
  "rand 0.7.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "secp256k1zkp 0.13.0 (git+https://github.com/crypto-com/rust-secp256k1-zkp.git?rev=be445f29a96af31fe079611d26c07f1f596d1c5f)",
  "secstr 0.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.103 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.104 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde_json 1.0.44 (registry+https://github.com/rust-lang/crates.io-index)",
  "sled 0.29.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "tendermint 0.10.0 (git+https://github.com/crypto-com/tendermint-rs.git?rev=6fca043ec5ca48770fa9e7b95e207f7b0c88c97f)",
@@ -559,7 +559,7 @@ dependencies = [
  "rustls 0.16.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "secp256k1zkp 0.13.0 (git+https://github.com/crypto-com/rust-secp256k1-zkp.git?rev=be445f29a96af31fe079611d26c07f1f596d1c5f)",
  "secstr 0.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.103 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.104 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde_json 1.0.44 (registry+https://github.com/rust-lang/crates.io-index)",
  "tendermint 0.10.0 (git+https://github.com/crypto-com/tendermint-rs.git?rev=6fca043ec5ca48770fa9e7b95e207f7b0c88c97f)",
  "test-common 0.1.0",
@@ -611,7 +611,7 @@ dependencies = [
  "log 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",
  "parity-scale-codec 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "secstr 0.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.103 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.104 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde_json 1.0.44 (registry+https://github.com/rust-lang/crates.io-index)",
  "structopt 0.3.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "tiny-bip39 0.6.2 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -764,7 +764,7 @@ dependencies = [
  "kvdb-memorydb 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "quest 0.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "secstr 0.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.103 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.104 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde_json 1.0.44 (registry+https://github.com/rust-lang/crates.io-index)",
  "structopt 0.3.5 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -1329,7 +1329,7 @@ name = "impl-serde"
 version = "0.2.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "serde 1.0.103 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.104 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -1403,8 +1403,8 @@ version = "0.11.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "hyper 0.10.16 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.103 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_derive 1.0.103 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.104 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_derive 1.0.104 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde_json 1.0.44 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -1418,7 +1418,7 @@ dependencies = [
  "jsonrpc-core 14.0.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "jsonrpc-pubsub 14.0.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.103 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.104 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde_json 1.0.44 (registry+https://github.com/rust-lang/crates.io-index)",
  "url 1.7.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -1430,8 +1430,8 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "futures 0.1.29 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.103 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_derive 1.0.103 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.104 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_derive 1.0.104 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde_json 1.0.44 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -1476,7 +1476,7 @@ dependencies = [
  "jsonrpc-core 14.0.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",
  "parking_lot 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.103 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.104 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -1840,7 +1840,7 @@ dependencies = [
  "bitvec 0.15.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "byte-slice-cast 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "parity-scale-codec-derive 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.103 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.104 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -2416,7 +2416,7 @@ source = "git+https://github.com/crypto-com/rust-secp256k1-zkp.git?rev=be445f29a
 dependencies = [
  "cc 1.0.48 (registry+https://github.com/rust-lang/crates.io-index)",
  "rand 0.7.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.103 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.104 (registry+https://github.com/rust-lang/crates.io-index)",
  "sgx_tstd 1.1.0 (git+https://github.com/baidu/rust-sgx-sdk.git?rev=5b5e512abbbfc3030e8cb274989fb372b685b168)",
  "zeroize 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -2427,7 +2427,7 @@ version = "0.3.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "libc 0.2.66 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.103 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.104 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -2464,10 +2464,10 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "serde"
-version = "1.0.103"
+version = "1.0.104"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "serde_derive 1.0.103 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_derive 1.0.104 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -2475,12 +2475,12 @@ name = "serde_bytes"
 version = "0.11.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "serde 1.0.103 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.104 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "serde_derive"
-version = "1.0.103"
+version = "1.0.104"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "proc-macro2 1.0.6 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -2495,7 +2495,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "itoa 0.4.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "ryu 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.103 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.104 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -2701,7 +2701,7 @@ dependencies = [
  "libc 0.2.66 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",
  "parking_lot 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.103 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.104 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde_bytes 0.11.3 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -2877,7 +2877,7 @@ dependencies = [
  "prost-amino 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "prost-amino-derive 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "rand_os 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.103 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.104 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde_json 1.0.44 (registry+https://github.com/rust-lang/crates.io-index)",
  "sha2 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "signatory 0.17.0 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -3217,7 +3217,7 @@ name = "toml"
 version = "0.5.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "serde 1.0.103 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.104 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -3867,9 +3867,9 @@ dependencies = [
 "checksum security-framework-sys 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)" = "e31493fc37615debb8c5090a7aeb4a9730bc61e77ab10b9af59f1a202284f895"
 "checksum semver 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)" = "1d7eb9ef2c18661902cc47e535f9bc51b78acd254da71d375c2f6720d9a40403"
 "checksum semver-parser 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)" = "388a1df253eca08550bef6c72392cfe7c30914bf41df5269b68cbd6ff8f570a3"
-"checksum serde 1.0.103 (registry+https://github.com/rust-lang/crates.io-index)" = "1217f97ab8e8904b57dd22eb61cde455fa7446a9c1cf43966066da047c1f3702"
+"checksum serde 1.0.104 (registry+https://github.com/rust-lang/crates.io-index)" = "414115f25f818d7dfccec8ee535d76949ae78584fc4f79a6f45a904bf8ab4449"
 "checksum serde_bytes 0.11.3 (registry+https://github.com/rust-lang/crates.io-index)" = "325a073952621257820e7a3469f55ba4726d8b28657e7e36653d1c36dc2c84ae"
-"checksum serde_derive 1.0.103 (registry+https://github.com/rust-lang/crates.io-index)" = "a8c6faef9a2e64b0064f48570289b4bf8823b7581f1d6157c1b52152306651d0"
+"checksum serde_derive 1.0.104 (registry+https://github.com/rust-lang/crates.io-index)" = "128f9e303a5a29922045a830221b8f78ec74a5f544944f3d5984f8ec3895ef64"
 "checksum serde_json 1.0.44 (registry+https://github.com/rust-lang/crates.io-index)" = "48c575e0cc52bdd09b47f330f646cf59afc586e9c4e3ccd6fc1f625b8ea1dad7"
 "checksum sgx_alloc 1.1.0 (git+https://github.com/baidu/rust-sgx-sdk.git?rev=5b5e512abbbfc3030e8cb274989fb372b685b168)" = "<none>"
 "checksum sgx_backtrace_sys 1.1.0 (git+https://github.com/baidu/rust-sgx-sdk.git?rev=5b5e512abbbfc3030e8cb274989fb372b685b168)" = "<none>"