Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,585,471",
      "signature": "0xa4c956b71c6d94b560c9d9d28b13f1fa88830b8a7c7a0d99b20a9657b44f2e35e17a535330ff76ac89e160e3a3dfec17",
      "randomness": "0x5e51a9dadbfbd602c08609d3742c79b819a9fa600ddd601e6b97fbd554558bd3"
    }
  ],
  "blockNumber": "7,416,690"
}

{
  "Sr25519": "0x7ed74d923894d91fa5334ddd950e7e671a9a5f096089ef177e3cf3f33a290b110840232c39204895bcf34ffb789d4e319626239ae16bf0f1833edf36108ceb87"
}