Write Pulse

{
  "public": {
    "Sr25519": "0xb43f0fa5b22946e5227577fff32be5f066404dfae24b9a00ace9c51145c22a3b"
  },
  "pulses": [
    {
      "round": "25,554,734",
      "signature": "0xb1dcc15fb33d384be8e7601c3279e60301f6ce8b5f12e0bc4946cc637ddb0cddc71b94e82e0708f7db8641b731c9ac5a",
      "randomness": "0x6b0305d3877f609dd21c1815ae1ccb3a8495c69b8f2da09c3b8024ff3966dc16"
    }
  ],
  "blockNumber": "7,409,019"
}

{
  "Sr25519": "0xf447372227df9a861cef97c7a4818496042aef19702ec8a34fe7ec77bcb1633e43c1fd9069d292de4e317a5411a378c894c538b4cb6357eeb25f1448e1730b81"
}