Write Pulse

{
  "public": {
    "Sr25519": "0xb43f0fa5b22946e5227577fff32be5f066404dfae24b9a00ace9c51145c22a3b"
  },
  "pulses": [
    {
      "round": "25,548,494",
      "signature": "0xa7b936ab94811129e37c5b046e24218cae0cfef9b9b83a7f5684981fb9dc69e6984a407521319abcf9fec77245dc4643",
      "randomness": "0x7e4eb2c3eee6f2cfa55f266533c6f8e85a3d0481f15e446c69aae2c4c8def724"
    }
  ],
  "blockNumber": "7,407,459"
}

{
  "Sr25519": "0x64dea8419714c26571604fec77124a80d5ff33446df0f87f046ba220f59b96151b3a015d5494c2dc219d6578f8709fdefe1ecc53cc36eedae432d1a121368f8b"
}