Write Pulse

{
  "public": {
    "Sr25519": "0x0addb25b0d4e9de244b714f767f5a052ff4c2e94375cd38fb23c319771e29a28"
  },
  "pulses": [
    {
      "round": "25,663,898",
      "signature": "0xb6b3f64825a1888c1c0a16b8854420b857156c25285a2cf4043181988e8a85bfca83dd5b01d20d38cfef9db2847df12b",
      "randomness": "0x72945d5d2d98d953fedc12ec1bf4231d2d90ea7fcfe8afcc54075f61228d863d"
    }
  ],
  "blockNumber": "7,436,268"
}

{
  "Sr25519": "0x141713a27d5b2fd4ae8ffad126a26f06f289db9a68060dfbfc8d2a3319122622db931dc9af9412bc45c52c6dc556712cf58a2f23e163883532e1fe6f63c52784"
}