Write Pulse

{
  "public": {
    "Sr25519": "0x923fc2af16b838de1ba9d3934555a73acbe3aff5a4d4304a1b45787358d61279"
  },
  "pulses": [
    {
      "round": "25,557,359",
      "signature": "0xb8b71f3f4b511805b67c64c32bbcb11acdc82156c80a59f6d387929bd03e66e574095a9fceb8548d8201beb16a492754",
      "randomness": "0x02835d57ed14c1138b07f5f781947e7cba42606422a22e8636a7c80500dc794f"
    }
  ],
  "blockNumber": "7,409,675"
}

{
  "Sr25519": "0x549d630d26d9c86242b7aab95d6b18ecd89d1e2842c9258bb482557b7400f977a7520c290e30d12fb103d3e679c6aa3931bcddc81b10adce8ed7e6b5a34bf985"
}