Write Pulse

{
  "public": {
    "Sr25519": "0x0addb25b0d4e9de244b714f767f5a052ff4c2e94375cd38fb23c319771e29a28"
  },
  "pulses": [
    {
      "round": "25,657,659",
      "signature": "0x812eb076ecaf67be8476218400ac6fda30696cfd756e512f6b3623f71e481e150cc6b96fe5fc92fe88c3948c2ad25350",
      "randomness": "0xcfc43baee022716e8b5d9ef142456ab2af60820738137871db2cf09bb65ffe08"
    }
  ],
  "blockNumber": "7,434,719"
}

{
  "Sr25519": "0x96691c90b0f9d30cc005201b204087cb8b89d940ff0fbfae51b020f728c52d159b29b6fd523755a878a2b3a1b4c329f6d2f88b859cf51503a56a1fbbc5600f8a"
}