Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,600,112",
      "signature": "0xa83c44b23d7fa08d5dfdc3a4973c63c4083c5333f2538085237cc88d43f060c2f85df0fff994fe02133f690b690f5c7e",
      "randomness": "0x1fb9267ab91545b9b11b9237d9ade240ebaaac57491b09b1e5f2fe16023758b6"
    }
  ],
  "blockNumber": "7,420,344"
}

{
  "Sr25519": "0x04803a7f9a1b66f91de288a87137f7f03ded5a5db5f8a76beb1b865775d0d1014b51dce80efb4dc8c0258549bc466033898be154058aa3012e0a9292d0b7d18b"
}