{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "16326",
    "entityType": "User",
    "nonce": "0xeeae026290dd0ceeb2b2a9eccc7b5babae488dd1e480eaa277abe068fa47d663",
    "signature": "0xb8d794996518b72e281d9ac4318ebe10e16d4fdc0062a31722a81556c4ea5a0c470f367620d4a321fa7783a0ce87649b6f4eb9e072fbad5ae79022afd8db96231b",
    "signer": "0xaC5cce7598F0Eb17aaE90fc5c8221B0312d77aFb",
    "userId": "329521655"
  }
}