Write Pulse

{
  "public": {
    "Sr25519": "0x0addb25b0d4e9de244b714f767f5a052ff4c2e94375cd38fb23c319771e29a28"
  },
  "pulses": [
    {
      "round": "25,550,299",
      "signature": "0xaac261b6243465c70ce0dd77d705f5991373165e95d60e422ea1ee041d7b2f9a0c3189a9ed6c1f401a53b2d407ac398f",
      "randomness": "0x31acf62fd10b7a9269f2514ebd66980a24cc0a1dd8471b55aa3985525ebce85e"
    }
  ],
  "blockNumber": "7,407,910"
}

{
  "Sr25519": "0x1a74bdb4f963275b648b940debace17fd4b462f1bb653b0390d0a2245552c0588dfd47b2f8de66bdb51e018918c6f301217764a535f48b8daa97b5f274bb5580"
}