Write Pulse

{
  "public": {
    "Sr25519": "0xe4cfd1cbf31f6bfac188943a61e8e4d47aad1c362d00cfb56c5c8b83406fd04c"
  },
  "pulses": [
    {
      "round": "25,553,464",
      "signature": "0x9602ef38d84ed707520c0c4b8dd5a719b703ed9351a2967df89f72e9162f0546549fc86f0396248879d56102183e8d76",
      "randomness": "0xcbc290005743a5f8a0dbff7a62c73b9e7e8d4b1939c29e1eec223e2995d306b4"
    }
  ],
  "blockNumber": "7,408,701"
}

{
  "Sr25519": "0x62bf9f8b6bc3020eb5a6f1b6b7f82432a6ae09906724592c2fc84e9aabfba61083a028468c5bb4dd3941e382c196e46ce27b40e6566c1449cf1aa1a9eb8edf89"
}