Write Pulse

{
  "public": {
    "Sr25519": "0xfa823f5b350ce46a9d53f4f7d4365c0b2a20efc82c5c03394195ee166abb0137"
  },
  "pulses": [
    {
      "round": "25,555,444",
      "signature": "0xb12be72cc5f9d92e993c557bbd5309e1182b71ca5b055362e3f0195f17a9171e6299a227a95190657b52ca84aa986a1f",
      "randomness": "0xa6c2266551889180b9edbf1d054f44c8041bf8bd2629240b6e09887cc63c7811"
    }
  ],
  "blockNumber": "7,409,197"
}

{
  "Sr25519": "0xa4c577ef9f3f00580b872b705021ddae950bd4a6dcf628e2fb10f0cf1f5475012e6cc20f8db6a5a75d2be6a8d392f52d88ef767733296f3b62ae4606f611e88b"
}