This method can be used either to generate a sender signature or to make a final raw transaction that is ready to submit to Klaytn network.

NOTE: The address to sign with must be unlocked.

📘
Supported on Klaytn (mainnet) only.

Parameters

Request

The required parameters depend on the transaction type.
Check the proper parameters in Working with Klaytn Transaction Types.

Result

Type	Description
raw	Signed raw transaction
tx	Transaction object including the sender's signature

API Endpoint

The format of a Klaytn API endpoint is
https://open-platform.nodereal.io/{{apiKey}}/klaytn/

Here is an example:
https://open-platform.nodereal.io/4c0a1c23661a4e26bcbcwed461e34ea9/klaytn/

Example

// Request
curl https://open-platform.nodereal.io/{{apiKey}}/klaytn/ \
  -X POST \
  -H "Content-Type: application/json" \
  --data '{"jsonrpc":"2.0", "method":"klay_signTransaction", "params":[{"from":"0x77982323172e5b6182539d3522d5a33a944206d4", "to":"0xcd6bfdb523a4d030890d28bf1eb6ef36307c9aaa", "value":"0x10000", "gas":"0x1000000", "nonce":"0x2", "gasprice":"0x25000000000"}],"id":73}' 

// Result
{
  "jsonrpc":"2.0",
  "id":73,
  "result":{
    "raw":"0xf86c0286025000000000840100000094cd6bfdb523a4d030890d28bf1eb6ef36307c9aaa8301000080820fe8a056d2ddd231c3c111687ab351d339240db18cd721e5aa33c601dd4fc3927fb4d1a03443443392517aa7da082aa0a00b9ee5e3e1ee007d22e57cd9ff55b5ddbf4a64",
    "tx":{
      "nonce":"0x2",
      "gasPrice":"0x5d21dba00",
      "gas":"0x1000000",
      "to":"0xcd6bfdb523a4d030890d28bf1eb6ef36307c9aaa",
      "value":"0x10000",
      "input":"0x",
      "v":"0xfe8",
      "r":"0x56d2ddd231c3c111687ab351d339240db18cd721e5aa33c601dd4fc3927fb4d1",
      "s":"0x3443443392517aa7da082aa0a00b9ee5e3e1ee007d22e57cd9ff55b5ddbf4a64",
      "hash":"0xb53cc9128a19c3916c0de1914725b7337bba84666c2556d8682c72ca34c6874c"
    }
  }
}