Write Pulse

{
  "public": {
    "Sr25519": "0x923fc2af16b838de1ba9d3934555a73acbe3aff5a4d4304a1b45787358d61279"
  },
  "pulses": [
    {
      "round": "25,559,280",
      "signature": "0xb851d0cf1140ba520c4f46de8e4436c04168bec1915ad6e724a32d21d844839da193e16c02f72d0cd3167b5fc2c6fc68",
      "randomness": "0x4c8df647b1127ccedc57fed0f193a8672af3a68a5a60fd16cb25e50172b6959c"
    }
  ],
  "blockNumber": "7,410,155"
}

{
  "Sr25519": "0x1cd72bd7bca6cf2c4633a99af4301353c4e524663d857f7fd4dbf0599abd9c069b006cf6ce3166e293e65b63204765e42d1cb78f1cb2b1ad2ad1ca761f795e8c"
}