{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "14825",
    "entityType": "User",
    "nonce": "0xb5c8ada946fd3334bedafff7ad2f255698c4cccc649baaba74e32bed92297f7a",
    "signature": "0xdeed4ebe170b2145087ecce586d94a3b341c2bf0c5917698e87f5df429808bd22253f053a2690d2130b6048581f00df36ee393c1c2e18aee9c082c7237ce7df01c",
    "signer": "0x793bbEFbb3Cf1e6529B90296e502145aCcCDE8d6",
    "userId": "838777725"
  }
}