{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "234183",
    "entityType": "User",
    "nonce": "0x9391fa2ce4b4065c7f5a6ed0639306bdda0dcf8b153e1e4593c8bc3d14d6a254",
    "signature": "0x6181393bb38227abef59ac5b4bc84adae55e1c68c9b211f394eb29b0d88046376649843dba8c5b92e1a73dd9d2b73c359a75d31eb06b7793f7bed2f17c12afb51c",
    "signer": "0x5c2e2A73436Afc1110f5020da81CA7f791682E96",
    "userId": "871579076"
  }
}