Write Pulse

{
  "public": {
    "Sr25519": "0x0addb25b0d4e9de244b714f767f5a052ff4c2e94375cd38fb23c319771e29a28"
  },
  "pulses": [
    {
      "round": "25,576,778",
      "signature": "0xb9a2c322676366ee2ffc445db1ca8405a90f783250c5b0e2ce37f0e085abd38fe816ab4b4922c9d3142889d4081510e4",
      "randomness": "0x21bbf66ffe5e8d5cacedaa323d8d2433c982716060f424688d67eb91ce1d5311"
    }
  ],
  "blockNumber": "7,414,530"
}

{
  "Sr25519": "0x447cd254352079b5f510af57fa0d151acd6e28f2c4d3bfd2354c9e303320010f1af9eca367d7e8797b0e20cc31ae23fe59b944d50f33d2c0d84909e11b811581"
}