Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,576,774",
      "signature": "0x99475ff5f0892c76e3298b0a56daa9feddeb956dfbe923f46e7f739f87733459c79121fe877dbb6abc79f8aca5a5bbd1",
      "randomness": "0x0ee216f7904a520b0a7c07ff92cb73e253d8674670a1dd9141beb5bbbc531ad2"
    }
  ],
  "blockNumber": "7,414,529"
}

{
  "Sr25519": "0xa2d45bd77ec56df0d16a2b01d45426278db160baa3e96b6ff92d9357f452c538f966dd70647dcfe6bace913329d2a2885be97a034db2e04b0019ca6fe014d88b"
}