Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,555,152",
      "signature": "0x853166eec0e58ec57aefcbb17ba74c3e95688549ec6dfad1bba2bef84282f0e97882c24290decf944868a32178812836",
      "randomness": "0xa2a73b36f00ce537c19728a8f9cdf50a5825d6c52fa3d7f4e918ab885c5822e4"
    }
  ],
  "blockNumber": "7,409,123"
}

{
  "Sr25519": "0x78b307049b6fc5cd6c246ecdc182ae6fb89c8f6305b0dd1a5c6226dc55d04d593b5d512a4c28a33e955490363366e2785d8a7c04c84079621de8d57ba40a6a8b"
}