Write Pulse

{
  "public": {
    "Sr25519": "0x5ada7b33a4ed49c65c755d60033de7528010eb5442c02ac5500ed22e567d0b24"
  },
  "pulses": [
    {
      "round": "25,573,218",
      "signature": "0xb18bb5bb90ec8ccee9317d21073de6afd6535f6a16030c071fb150be685738fd8b31fb7e960fdbc216ba80ccce77177d",
      "randomness": "0xab4987659c9fbeb74cc67f627397c3e057cc1c05483ac99974e3860152eeb250"
    }
  ],
  "blockNumber": "7,413,640"
}

{
  "Sr25519": "0xc4dd9cd78220318c76e36f201c87e2a7c3491af31f473416aaeb3d90f2502d1fd6f5a12c2fdf25eaa92b4d224572f19b5c4832ca8ec8b49ae714f1f055cd5c8f"
}