Write Pulse

{
  "public": {
    "Sr25519": "0xe2531ddf45f17813171106e8f31da6397fd8c270dd7ce268d67ae6fa4ec0fb0b"
  },
  "pulses": [
    {
      "round": "25,551,865",
      "signature": "0xb758eea53c82f5610f4778e21c597d4a5c3b90d68066047729993e1556ddf1979046c41b068b8cb8b19a5b070370d00e",
      "randomness": "0x1ba40874bfa572ea95fdb23d184e104d6044f020dd8a0e22a67ac62e928a3475"
    }
  ],
  "blockNumber": "7,408,302"
}

{
  "Sr25519": "0x424c4eb17e421b9dd22a436451dd3f326cc6f51adcba4af4d56d933becf8d1286a4d2a55584a8c413470056391e34764708d43313ff45ea953d6879d45208a83"
}