Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,553,872",
      "signature": "0xa53b4d6b775a7a84a3e6410359c70e3a6547bc68b8e0e8ff00135676d714368095c7e4c7d75f0c064f72d1e8f87aa55d",
      "randomness": "0xece1a402fd95bc4d9095e6fe737f5e1350c71031c2a0d33ba50cbc573da20612"
    }
  ],
  "blockNumber": "7,408,803"
}

{
  "Sr25519": "0xd000a51cd6deb6015acb8e4e2ceb1bcf9b9897412ecb88a7231a2cbf44bd1978c325e897375541f06f79aed18de10bbfd714834283b9598c186895f73b344b8d"
}