{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "51",
    "entityType": "User",
    "nonce": "0xd480abc77ff6aef795e50bba2cbc1d1658baf1d106fcab5e6a79a6f86f246b10",
    "signature": "0xfbedc4b5c473008921ecb2f8f1c50c084a209ca7e1c8ea3c7bac03fecf62680516cc2ad29dece005511d39536f725ccb57322d8725c16ec176ffc839f020b5711b",
    "signer": "0x0fe82f565AaE260D57b8e691c61Fb05fE83B6F81",
    "userId": "614212580"
  }
}