{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "190321",
    "entityType": "User",
    "nonce": "0x382c33f3d15300c4ad758822cf12916ca3d2a5b67b9c31c8bd8069a5972b6fab",
    "signature": "0x7f80497d0f15b65f33bc53469e798fb25cb6cc169288115067b1889fa1ab83da1238f5fed472e400820660e7602e7aced0e676b2bb3c5e7a0ad777e3460c3a951c",
    "signer": "0xBc14c596aA16fcCc5564f40B0296d5a41eA68A11",
    "userId": "2167"
  }
}