Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,547,549",
      "signature": "0x84841a560bc8017e3016a57a5f398c74be9ac69020871a2e891703b0fd57f58f8bb5d0d22faae3f7ce680d0d24477bda",
      "randomness": "0x638212817248164d0a5537821ec5d17e579ff1797be794083265069c2bb70758"
    }
  ],
  "blockNumber": "7,407,223"
}

{
  "Sr25519": "0xbcce024ebb00b398b393c3860bea3a4ebdfc274224a39fb8b4ce81f85421ac17b8d30eeba4d33fa8f59f1684ea7b7f68c24ec9c53d068bf45749614039e2db83"
}