Write Pulse

{
  "public": {
    "Sr25519": "0xdafb18cfc59962b92ea75a32675f6c9360b3fbc8de74df96e4223788aa2df10b"
  },
  "pulses": [
    {
      "round": "25,570,151",
      "signature": "0x99fe9cfa06599798b682d934d2ccbef56828db2756897d9abb7db28bad9e68a8f9b549ef3b30003cc131675c755d44fe",
      "randomness": "0x0ce994cca26032bc66994d24bf743eadd303775632e0013306e2f54724a5fa22"
    }
  ],
  "blockNumber": "7,412,873"
}

{
  "Sr25519": "0xa2260026e8d66aab96f4a31310d3c6615a50a52a00bfc703b16a697124df16024a043f8c8f5a68f56e74936043c531fa046e019a849a1b59879dbf5f36192785"
}