Write Pulse

{
  "public": {
    "Sr25519": "0x0addb25b0d4e9de244b714f767f5a052ff4c2e94375cd38fb23c319771e29a28"
  },
  "pulses": [
    {
      "round": "25,629,098",
      "signature": "0xb480fe804e69a8d9c83e1de7af9fcbdfb98019c349587375ee3095717358a2bb3cd87245e868659b91f789846b6fe2fc",
      "randomness": "0x7227269b5e0a48fb0e62af526f0a7a1b8d33b93a4227920fc10de7f253e7a9bf"
    }
  ],
  "blockNumber": "7,427,589"
}

{
  "Sr25519": "0xd068667cd2e1467b2d8158a14be14080f143e05abe239f5063670a95867d91006c923437bf7c4593790a71b1e4de3c4dc0a68b18334a908603564a81f54f4582"
}