{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "25895518",
    "entityType": "User",
    "nonce": "0xb6f61d2a7534bccb73b33fc0ba10cd19a160422cab48458557cd932b03c4f16e",
    "signature": "0x217f1ab9042d296bca050ebf67e61acf5a53789a7e71f92936420b7875db999a1d627f7fb05d9ccc8746cceb8d4b366760d05f26cc6fdc189b8c9c84f83681ad1c",
    "signer": "0x3256Bd2D0B1984E7df4FA525017aD9bA48470760",
    "userId": "51"
  }
}