Write Pulse

{
  "public": {
    "Sr25519": "0xe4cfd1cbf31f6bfac188943a61e8e4d47aad1c362d00cfb56c5c8b83406fd04c"
  },
  "pulses": [
    {
      "round": "25,673,464",
      "signature": "0x8952708b823872b9f4c8fff1c6e7d509294206e374bfdfcd862430e6de3c54eafd3a1dc6adcb5bde0da5a7f819f6a974",
      "randomness": "0x0fd8823e034380082af754184f980c370877ec83664d3f4a08db4ee428a17062"
    }
  ],
  "blockNumber": "7,438,657"
}

{
  "Sr25519": "0x9677ae98d3e6258e6cf2421dcc53b9808255e02e7c9326c95f704df90ca00b093389b960a05d3b181031e45df5ebdc915fc1ad7cdfd0a423fbd4f67609732880"
}