Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,548,809",
      "signature": "0x99984f3be77f00f51d3817c33e010c2f79129106fb7ddb4d92717b8a7155d447dc5ec889eec87ea03d1ebb8071d5a978",
      "randomness": "0x5f53f254400621519a5ed83b74c1305f874ac425cb3229a3cf57c2d081602a20"
    }
  ],
  "blockNumber": "7,407,538"
}

{
  "Sr25519": "0x60409c5a1fd32c4b0d1c13fb538edbeb4a32074e457d426819a12715e302c65d4a138a4810504968324868b9e06cece534178501bd7a6c218708c926c6ebbb82"
}