Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,573,232",
      "signature": "0x93405b14d376b422ca69255ca8ff35bc870314838328eaf8d938616176ab0b605dba7a89f5725030de14117cbfed2d17",
      "randomness": "0xd85e4a68102744848e19c08c1290d0b505ed554ed1a0ef7e0ff67efcb5299c68"
    }
  ],
  "blockNumber": "7,413,643"
}

{
  "Sr25519": "0x42828b9357bafc0f7d47f7d6f0e3de0489d37c9c46d73d74d0add49b14777403013100e3c4d24f87b34f425d6db49d0f448c8478cd39d0afe44dde347330f38f"
}