Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,572,692",
      "signature": "0xaaf1d41005f550f744fb023b8e7fc1566ce058f99651c1400bb74fb8e686d7c37fab1b5839ece0410439bc80eaf903d1",
      "randomness": "0xf217af82b8ace5c0a76f0e956db14f41e3117c7e80096cbec34a1d8a157e6a64"
    }
  ],
  "blockNumber": "7,413,509"
}

{
  "Sr25519": "0xd05523271138caeccca5587caf649a0e4135ac1669efff0d8fd7ecd41c8f1c04f191b37507c7d4704e67d6cc02ac3ef13c0d6fc3aa3c02979fbd62d3010d0586"
}