Write Pulse

{
  "public": {
    "Sr25519": "0xe4cfd1cbf31f6bfac188943a61e8e4d47aad1c362d00cfb56c5c8b83406fd04c"
  },
  "pulses": [
    {
      "round": "25,666,822",
      "signature": "0x808f75a5bac6bf7f033833177c0ec50d80003f55d67df7595de59f29a95e8887bf736259d315eb63db452d54a571edc7",
      "randomness": "0x3f62e1b86558ff7228bf1d5ccdf187956a544db12fd07adc95c02e439c1850c6"
    }
  ],
  "blockNumber": "7,436,997"
}

{
  "Sr25519": "0xecdc9a6b2b45570b1fc03fd1a811368d1119a4710c01227230b86162759dff241936e61bce36ef4453c97f6055ce240c78797f73c8c06ad2975ce875b0a3df8c"
}