Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,565,789",
      "signature": "0xababb74542a8e2d913acf85edca18040a681ac6918e9ec819ef361e18ae09c15e969357a98953850c59531da4691227a",
      "randomness": "0xd80fb45a08aafad0e37ba8e7bd40445eb7bf42eb1fba91095609f649a5fd66a6"
    }
  ],
  "blockNumber": "7,411,783"
}

{
  "Sr25519": "0xfcc1d9499edfcbdd4952536f5c28366e2becfd31d661e4352db71520c4a6a91f2552806bdc32fc56e74115ea2fe6aa6f940ef0e98d728a99ccc4c4d657a02089"
}