Write Pulse

{
  "public": {
    "Sr25519": "0x0addb25b0d4e9de244b714f767f5a052ff4c2e94375cd38fb23c319771e29a28"
  },
  "pulses": [
    {
      "round": "25,554,057",
      "signature": "0xa4b552e3b93ae78e7b1836a172314b82b926b648154e9884401820ed05c92f2ce1068b61a5fbd47e7898609aa073d89e",
      "randomness": "0x9ce123e5a8ea5448b24671803b822899b86614fa9f9cf68757bb33481f97410d"
    }
  ],
  "blockNumber": "7,408,850"
}

{
  "Sr25519": "0xa8b66fb2c3b65c25a3ddd8ede4505ec0d8ed1676697c6fadca564bfa3f0c6b428879c9cde24ccafc4630245de21c1c90686b345be12b3b7f8ca9839b1d813387"
}