Write Pulse

{
  "public": {
    "Sr25519": "0x0addb25b0d4e9de244b714f767f5a052ff4c2e94375cd38fb23c319771e29a28"
  },
  "pulses": [
    {
      "round": "25,551,580",
      "signature": "0xa230c85f8e183926637f628ee43fbc3e1358725f3328e44ca3ab166dec83ad9d7a9be145343a7b49a826edd8f058a94c",
      "randomness": "0xd39e89af593a6bf0b2cf037505d6cf18a369770e391197edb8e15737905547db"
    }
  ],
  "blockNumber": "7,408,230"
}

{
  "Sr25519": "0x1883326239797041b3d90ab2d3cf2fca5b38a8ed7884f54fdc08b1130bee4c736b4b7a8f62f0fa7b88b169324ffc5ce804e8e64857c16f872bd95706d8764b8f"
}