Write Pulse

{
  "public": {
    "Sr25519": "0x0addb25b0d4e9de244b714f767f5a052ff4c2e94375cd38fb23c319771e29a28"
  },
  "pulses": [
    {
      "round": "25,585,180",
      "signature": "0xa8503fed886a2849ddd1c06dd6cb5de14c5da8cfc060a0f44c4779a96e20ff4a03bcc08c56d4caa5b9277d471e60c42e",
      "randomness": "0xbfab0ee6c3db3156342eba876387f2210be342eb6bc28a06fa2b9ad441a0798a"
    }
  ],
  "blockNumber": "7,416,617"
}

{
  "Sr25519": "0x2616826ff8895d0429873b03c3be91d9b379f6695ab39fc6d05b7cff12f572223365de71e1bf80450c2c6215d7e735b6332413a07685d34b880cff9596e62489"
}