Build native transfer transaction

post

https://api.iofinnet.com/v2/crypto/vaults/{vaultId}/transactions/ecosystem/evm/chain/{chain}/build-native-transaction

Builds a serialized transaction for a native transfer on chain.

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Path Params

vaultId

string

required

chain

string

enum

required

EVM-family chain alias. Includes mainnets, testnets, and L2s.

Body Params

amount

string

required

string

required

derivationPath

string | null

^m(\/\d+)+$

Optional HD (BIP44-style) derivation path. Use when the vault has multiple addresses on the same chain and you want to target a specific one. Format is m/<index>/<index>/... using only non-hardened (unprimed) indexes.

gasPrice

string | null

gasLimit

string | null

data

string | null

nonce

number | null

type

string | null

enum

Allowed:

maxFeePerGas

string | null

maxPriorityFeePerGas

string | null

Responses

201Transaction built

400Validation failed. The errors array lists every failed field with the JSON path and message.

401Missing or invalid bearer token.

403Authenticated but not authorized to perform this action on the target resource.

404Target resource does not exist.

500Unexpected server error. Includes downstream chain RPC failures.

503Service temporarily unavailable. Returned by fallback paths when an upstream dependency is down or a request payload could not be parsed.