{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "108235",
    "entityType": "User",
    "nonce": "0x0e12f8e655bbb344fe2eeceb77b1c949aa0de3d1dd71385385c8b489c2e52906",
    "signature": "0x1617b080d14f967705313d2c6a1d87699615524712fa97efa18a40a4dcca49a02ee01419beb91fcd52958e6e8864130823fbabd58712e5d8f3d29622e53270331b",
    "signer": "0xdEc12eC3F7972dB51907501aF18eb17FBa37a413",
    "userId": "211416595"
  }
}