Write Pulse

{
  "public": {
    "Sr25519": "0xe4cfd1cbf31f6bfac188943a61e8e4d47aad1c362d00cfb56c5c8b83406fd04c"
  },
  "pulses": [
    {
      "round": "25,605,624",
      "signature": "0x8b2c443bce7e5fac0e0b8ef68c8f518a580c865392ff3e49180a982302b28a656d091462cfc753dc0b1d8add2016cc86",
      "randomness": "0xe8bd26d5d1be0540a0f533b945092aa06f96ca44b2420b0ec50d614ab8467ab1"
    }
  ],
  "blockNumber": "7,421,722"
}

{
  "Sr25519": "0x02ad508b60af561bb88ef1a199ab7b98b1eaa6fc6391d3219503e9abbdeca14176aa377a38077c0e11f81ce3e780f1aec4e2a22b0c49e5fcb06b8d721225d78a"
}