{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "951995708",
    "entityType": "User",
    "nonce": "0x77d0f3e1fff259a6df5660143d53e694113de1fbff0c39fbc50c46f9cddd1641",
    "signature": "0x53e60fc5cb66262f872139842d8e435ac7b2ba76bdc2df26a9b234495e864b9d74b64675647f9f0f54f08c7509a8d628fdc3d8b714ed3615493b230284bba8f91b",
    "signer": "0x0fe82f565AaE260D57b8e691c61Fb05fE83B6F81",
    "userId": "614212580"
  }
}