Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,577,530",
      "signature": "0x8f7b881ed49be463266b519d6c2698739af2efe15e9f79980bef9ef1872dfa5a66d707a302c804a20e4669bc173439c4",
      "randomness": "0xc7cfd35317f482860f1b7edf36c71ac630ff087a7480356147e3bff249f972d9"
    }
  ],
  "blockNumber": "7,414,718"
}

{
  "Sr25519": "0xa866906ce30fd35c9a846c5fd5b0d79d731a5834cf60ee52c11c3c53ddc54e54b1dc3a384a7c584feed07955d7e4c508f09b0cd8b0e78e04e2a7e3c9cf5ad782"
}