{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "62781",
    "entityType": "User",
    "nonce": "0x0e9501b4f9e413dfbe907ea69856ef930d8278ffd926cb0555bc34fd9e828ef9",
    "signature": "0x49588fdaed5493e9d72b017e6a3fe6184befa7f824177e60f3b5c03fa47bcbdc03c2236d523f044e70ab7e8810bec630f9e64aec37bf90e37af87882de4778ae1b",
    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}