API Reference

Complete API reference for OneKey's Aptos provider

Complete reference for OneKey's Aptos provider methods and types.

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Methods

Method	Description
connect()	Connect wallet and get account
disconnect()	Disconnect wallet
isConnected()	Check connection status
account()	Get current account info
network()	Get current network name
getNetwork()	Get full network info
getNetworkURL()	Get network RPC URL
signMessage(request)	Sign arbitrary message
signAndSubmitTransaction(payload, options?)	Sign and submit transaction
signTransaction(payload, options?)	Sign transaction without submitting
signTransactionV2(params)	Sign BCS-serialized transaction
signAndSubmitTransactionV2(params)	Sign and submit (Standard V1.1.0)
signIn(payload)	AIP sign-in flow
onAccountChange(callback)	Listen for account changes
onNetworkChange(callback)	Listen for network changes
onDisconnect(callback)	Listen for disconnect

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Types

Account Info

interface AptosAccountInfo {
  address: string    // Hex address with 0x prefix
  publicKey: string  // Ed25519 public key
}

Network Info

interface AptosNetwork {
  name: string       // Network name
  chainId: string    // Chain ID
  url: string        // RPC URL
}

Sign Message Request

interface SignMessageRequest {
  message: string    // Message to sign
  nonce?: string     // Optional nonce
  address?: boolean  // Include address in message
  application?: boolean // Include app info
  chainId?: boolean  // Include chain ID
}

Sign Message Response

interface SignMessageResponse {
  signature: string     // Hex signature
  fullMessage: string   // Complete signed message
  prefix: string        // APTOS prefix
  address?: string      // Signer address
  application?: string  // Application info
  chainId?: number      // Chain ID
  nonce: string         // Nonce used
}

Transaction Payload

interface TransactionPayload {
  type: 'entry_function_payload' | 'script_payload' | 'module_bundle_payload'
  function: string       // Module::function format
  type_arguments: string[]
  arguments: any[]
}

Sign Transaction V2 Params

interface SignTransactionV2Params {
  transaction: string        // BCS serialized transaction
  transactionType: 'simple' | 'multi_agent'
  asFeePayer?: boolean       // Sign as fee payer
}

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Supported Networks

Network	Description
Mainnet	Production network
Testnet	Testing environment
Devnet	Development environment

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Events

Event	Callback Parameters	Description
accountChanged	address: string | null	Account changed
accountChangedV2	account: AptosAccountInfo | null	Account changed (full info)
networkChange	network: string | null	Network changed
disconnect	-	Wallet disconnected

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Error Codes

Code	Description
4001	User rejected request
4100	Unauthorized
4200	Unsupported method
4201	Unsupported network
-32603	Internal error