Write Pulse

{
  "public": {
    "Sr25519": "0xfa823f5b350ce46a9d53f4f7d4365c0b2a20efc82c5c03394195ee166abb0137"
  },
  "pulses": [
    {
      "round": "25,644,887",
      "signature": "0x87ca6c5b909d7a25abb795450609df696a8abcd8f573ff8873cd81f1f8e918b3bfc14a845abe494b869123818d8a8f37",
      "randomness": "0x7b763433b9f3a9c2b41271f79fbfb72b8131835abbaf30e784df8ca3cf843319"
    }
  ],
  "blockNumber": "7,431,526"
}

{
  "Sr25519": "0xacfb864dc291a908634c521a1e7d80b4bc4e70dd31e0f04e1474431fd0962f610194d3537cf46683d463c48f54d22579a6369b9bbc9e6a50206628f0f5d3ad87"
}