Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,618,430",
      "signature": "0x886b10f4abfac148a5450d2e0f9612e04b7ef4acdf4fa554859ae1293785b98ad09ebb60f8aa62b27e2e4a8f3b06cf0d",
      "randomness": "0xf9df1df818a47b99a174449a0f06f7f4dc5dded79fb3532084e3b0c6c0010d83"
    }
  ],
  "blockNumber": "7,424,923"
}

{
  "Sr25519": "0x74e6c987eb0575b56e653689c0fd1193f577e3d3d925d96e99af4fb9bd932e081c5fef7c35719acbf18c10b5cf3e5ab91b4af163b6a190bd9dc2d6f51ea66182"
}