{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "65878",
    "entityType": "User",
    "nonce": "0x57d84681426b1054414446f8ead04147b16f9cad3c3547d71be5052c155efece",
    "signature": "0xf7ecd8f9f7d604b7d633c92ae1c8001b2ec265219b1cd0be29ebfb138bd2422232cefbb687693c3bdee320e81d1ff6626b1c9ae44e938e224a9e3136981980671c",
    "signer": "0x6802Fe39C5FA9f99ac1Aa32F164982185A3E70ea",
    "userId": "152482938"
  }
}