Write Pulse

{
  "public": {
    "Sr25519": "0xe4cfd1cbf31f6bfac188943a61e8e4d47aad1c362d00cfb56c5c8b83406fd04c"
  },
  "pulses": [
    {
      "round": "25,656,584",
      "signature": "0x9666ef577a4a30e8c3a771b8b12eefc113301be817366e1f862e50dd4de3b9f3de2de448a5abbcac65460429ce32cbdb",
      "randomness": "0x03980f031a90728445a911247c7a61295b152839980877d5b1eed7ea7a599335"
    }
  ],
  "blockNumber": "7,434,450"
}

{
  "Sr25519": "0x6e7f83c9b312040dcc11edf7a7da6e234e5a6459fb608995b9ff6f0fe3e20f70a2c530b58c75a9c6f27be951b641a994c4783f6a9d17fdc96aaa1d9a528cd880"
}