{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "69305",
    "entityType": "User",
    "nonce": "0x5a2df9197b75205b6fb6cc37ce9cc9b70c9effdbe329cfd58d34b1ed2b5a712b",
    "signature": "0x29d600d1bccf9def3c986beec14b5a70a44dbf0b7df171ae86f2309f64dcdaf94a0d2942bdb88176c163ed667329b89a881aa1f3fb0726734fca09d6c5126b6c1c",
    "signer": "0xdEc12eC3F7972dB51907501aF18eb17FBa37a413",
    "userId": "211416595"
  }
}