Write Pulse

{
  "public": {
    "Sr25519": "0x0addb25b0d4e9de244b714f767f5a052ff4c2e94375cd38fb23c319771e29a28"
  },
  "pulses": [
    {
      "round": "25,550,619",
      "signature": "0xa7f072bb3ee31d56e63033c764b0b898e88c9aeba9f10ef8afe6d0a96444f710a5cf0cf11939c06b09af535eb4153539",
      "randomness": "0x339765d2edacd30d58005e6c7e7210d29b47ba975b67e499ebea98b4320660b6"
    }
  ],
  "blockNumber": "7,407,990"
}

{
  "Sr25519": "0x5a040bbdb092195b2798b4865e12d238470b913fe5b1fe154fc0d9ce3675b15a5b53b58640ab651002af69af3365e356874814315b4446d0a42d4da3b3b96b84"
}