Optionaldata: unknownOptionalmethod: stringOptionalraw: unknownJSON-RPC numeric error code.
OptionaldataOptional JSON-RPC error data returned by the gateway.
OptionalmethodJSON-RPC method associated with the failed request, when known.
ReadonlyrawComplete original JSON-RPC error object, including additive fields.
Readonlyrpc
Error thrown when a JSON-RPC response contains an
errorobject.Malformed envelopes throw
RpcResponseError, preserving the raw reply.