Write Pulse

{
  "public": {
    "Sr25519": "0xb43f0fa5b22946e5227577fff32be5f066404dfae24b9a00ace9c51145c22a3b"
  },
  "pulses": [
    {
      "round": "25,606,414",
      "signature": "0xaf0b6e85ebccb045951dee140863db09a3ced5e08c2045fd4dfbcdcceeab06beabf0ab98515ac08847c9368014e3d1bc",
      "randomness": "0x474073b5ff87fe003cb76c9642011105310001b5e4249b01c001542c9626b9dd"
    }
  ],
  "blockNumber": "7,421,920"
}

{
  "Sr25519": "0x74841d772dcf437592521c71a98d9fcdb407c8ea9d9d484edd471707c486c23b93a2f66c3346ec05883ea7b241c585af82bf4741a3a89e9496efc5adae2a9085"
}