Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,670,409",
      "signature": "0x86cb27b68fb9fde06b26b0ed46580a85cc0f426ddf5007daed60ab2b189114c1aef43ce331780426caff6065eb2ecfe6",
      "randomness": "0x0623ec25aaa490027688ac618b257a6b303bf7a1ae8c0d6e00b6e97831c0aad4"
    }
  ],
  "blockNumber": "7,437,894"
}

{
  "Sr25519": "0xe60bf6c028d239c85d47bebd47357c30991b9071070a2e17c221593ac1a54927a788010f3293341369ca81366b90a5993fe2e5a6e1189c40cbe199086f8b6c80"
}