Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,632,972",
      "signature": "0x841c51bea5a2915ec551320737da885b3a5e31cb051a71ae9807215b61ff68cf729ea35a62cf5f0533a34b4a7b2e65dd",
      "randomness": "0x789458bee0e0fe9008e299768fefd97d9908e21d7401abe03a71f2853da70091"
    }
  ],
  "blockNumber": "7,428,557"
}

{
  "Sr25519": "0x4ee6892e728f443ca4a64cf900f259adcbad8bdbe90a89cd6af0a9d046079b4701ec0aec3e2e3b00c6a46cbc394c58ee135c78d0cbe7cfa94c0196c8a129b589"
}