{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "296466",
    "entityType": "User",
    "nonce": "0xfc1975ef15b2f64ee7eefefbef43c965ad7ffd66ce64eb05b1876c770fbaf6b6",
    "signature": "0x436793ede5c33a77fd282e36a2ed11ce0c2f1d00c2a3eb725a670b525ebe0f9f41c0c8194140014f06d9704043cafbfc86c8077f0e03b1947ee85391d3de440e1c",
    "signer": "0x6AAB6EaEa3f7F15750b649C269b0391dcB19dEeb",
    "userId": "92019297"
  }
}