{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0xa95e9b5a423e74e36c028c5101f254e2c56b66fd5a2add831dc13ef6bd9243ee",
    "signature": "0xc4cc9cbb05c6696303d6cc8f296ae22b7137dd004597f4958d954438eafe759461adc9dae419b728b7501fb9e16015e8cc88ec62406eac5e69a1999864d913f81b",
    "signer": "0x18eCB97d7397095705C527E23EfB6f7A2dC1b185",
    "userId": "37788393"
  }
}