Write Pulse

{
  "public": {
    "Sr25519": "0xdafb18cfc59962b92ea75a32675f6c9360b3fbc8de74df96e4223788aa2df10b"
  },
  "pulses": [
    {
      "round": "25,642,470",
      "signature": "0x81b79c1a56f8e25237dfb21b613cb7a6b6b558e46b8d00badb8b2d7bc407fdb14be94ada757bc60db9c526e21e148545",
      "randomness": "0x5a5b5b3808efdfbf5c2ab911924f6521a9387211196668fbd23a62396847c67d"
    }
  ],
  "blockNumber": "7,430,922"
}

{
  "Sr25519": "0x305acbb25c707205de1cf7f4989dea612905ef0baf50a4ca80817369511e0031add59543e1d4664d77b7aec1952299f1ad8e6a57fb01f7c89ef6f738c6f06e80"
}