Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,556,990",
      "signature": "0x98c3bfa28b81fba7f0a01dc58106c38b0e564d013579d3a351b6b156b8d7c56866d749a8808d80751e33114b194fc67b",
      "randomness": "0x65db25d51c785e980396c987ea8029099917b9bf07367d4aed628af3bf8df200"
    }
  ],
  "blockNumber": "7,409,583"
}

{
  "Sr25519": "0xba692ca0ca174096fb79977d14efea57583bd8e19eda95df4afc961364cade50c26e0b651c02e654b968d24974dce53f68f5efb0ee2429d6f2f1ac879ec05886"
}