Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,552,456",
      "signature": "0x99277e45963216597ef1cd190606bcd0936b1b6ea6d820581cdfe464f134258bf80fd18f51b5f15a2a1aab37d8510ab6",
      "randomness": "0xeae861372ce5dfb4732ba8ab57ba31049b9fd90d726d10261798f775f9dd217d"
    }
  ],
  "blockNumber": "7,408,449"
}

{
  "Sr25519": "0x68f49f74aa14f6524be0aab382db59922bfdc10f003c30609bc11e3fda98a64142d8ef792d4c6c2c29757758143d4bf7b0fee90735ad5e94ed5dd45c83bfe18a"
}