Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,537,871",
      "signature": "0xa17d7f5bf2e313d59ee0a9f3b1f08a56e28b1bf764b6b71881765b356cb899118c7ad7694005201db21387be4c019041",
      "randomness": "0xed449009a9cf3c2745227eac098685dc69d20118eabe92f3803e4d3384e03712"
    }
  ],
  "blockNumber": "7,404,803"
}

{
  "Sr25519": "0xe238d87bb654509c37decc73ece4b18a9b09c85811da407b73371686a544a3036a7334f62945434d83349eec759e378943abfa6adbb12e2a0bc796a23a57b886"
}