Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,566,134",
      "signature": "0xb4db1154eced43703a011fc132a82506a77e03742cab43edb83de893f51ff10486254800e0dd31a4327e37774b96c3b6",
      "randomness": "0xa037b815067c83c52b39d7936dfa362fb51a3c5d990e9351503f71e5aa1449e2"
    }
  ],
  "blockNumber": "7,411,869"
}

{
  "Sr25519": "0xb22b6ed1daeeb7ad3d260f72798a6f514c42afb4f7372afa530023c5a13fe7141ea5c90bef22fa9b8a23ebd5decf582fb0efbc4da902d36a9d5068e227624889"
}