Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,583,016",
      "signature": "0xa69f225165bedf5519aef04c34f7bfb3be3bc08037266286460700ba528f60a7a67cbe08e957453d34b19239f4391fec",
      "randomness": "0xb2b9a0de44044fb5a097b2ae39072d986a868514068cfc35a995aa11cdd06119"
    }
  ],
  "blockNumber": "7,416,076"
}

{
  "Sr25519": "0xbafd27f1971192896752bde15f3c9a688040c498c5ab8fa28a3e8fb66d4abc57afe77c2c0353c7f458577928fba66731993ec9000907699b6240b998fbcab887"
}