[SDK flutter] How can i call aleo sdk from flutter?

[weixuefeng]

I want to call aleo sdk from js.
first, compile aleo to wasm.
js call wasm
flutter call js.

When i call @aleoHq/sdk, I got error

const { initThreadPool: wasmInitThreadPool, Address, Execution, ExecutionResponse, Field, OfflineQuery, Private, PrivateKey, PrivateKeyCiphertext, Program, ProvingKey, RecordCiphertext, RecordPlaintext, ProgramManager, Signature, Transaction, ViewKey, VerifyingKey, verifyFunctionExecution, } = await Cargo({
                                                                                                                                                                                                                                                                                                       ^^^^^

SyntaxError: await is only valid in async functions and the top level bodies of modules
    at internalCompileFunction (node:internal/vm:73:18)
    at wrapSafe (node:internal/modules/cjs/loader:1175:20)
    at Module._compile (node:internal/modules/cjs/loader:1219:27)
    at Module.m._compile (/Users/weixuefeng/.nvm/versions/node/v20.3.0/lib/node_modules/ts-node/src/index.ts:1618:23)
    at Module._extensions..js (node:internal/modules/cjs/loader:1309:10)
    at Object.require.extensions.<computed> [as .js] (/Users/weixuefeng/.nvm/versions/node/v20.3.0/lib/node_modules/ts-node/src/index.ts:1621:12)
    at Module.load (node:internal/modules/cjs/loader:1113:32)
    at Function.Module._load (node:internal/modules/cjs/loader:960:12)
    at Module.require (node:internal/modules/cjs/loader:1137:19)
    at require (node:internal/modules/helpers:121:18)