{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "66005",
    "entityType": "User",
    "nonce": "0x951456d9c3d7e419f3556712e4ccca37479447f7b3aa1befb015842f05bdbb00",
    "signature": "0xafc0413d62cb145ba71810744b1ff204ece7e04586271b339df287e8b4a73cc44afd4764182aae16dd46b63ec0ca0ca3a2b79abe8dbae261e2c32c334b1c4cf51b",
    "signer": "0x793bbEFbb3Cf1e6529B90296e502145aCcCDE8d6",
    "userId": "838777725"
  }
}