Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,544,510",
      "signature": "0xb6d0a076f4527202eab5e00ce8d65e36ff4c205fd6969718b220a9888430a6b715b554f2efd44463f491ae432dbc7a7a",
      "randomness": "0xb9c5dacb304e59a7fe59f32daf44270bca9171f114207783410f3deccc39f5f9"
    }
  ],
  "blockNumber": "7,406,463"
}

{
  "Sr25519": "0x221211f6307d8c63b6d2cb73e662815612189c9bd794138a3dbab487359a427c696f35f49263142ae14768d27e2b679d8cf646268c32e0cb4ce673aa2ce26d8e"
}