{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "45162",
    "entityType": "User",
    "nonce": "0xb08d9b89d42e2267c0893d1e231a6dcde729bed6bc72757b48edf81dffaa716d",
    "signature": "0x27d838cbe5685d5f55f9ad1ec4381f6a166075a8f98b30e81f752904f63685d212e9490bc34e11b62c27acbcec6ffe5dc86045ddb4d69d017549d1e78861502a1c",
    "signer": "0xa899e54a1aE2f8D645E14e3E1EBF6398971ece5A",
    "userId": "906687997"
  }
}