{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "469649633",
    "entityType": "User",
    "nonce": "0x799affeb98c50c1ad686337bcd979f46cc2b3aada7f57635d79ff4978eea6642",
    "signature": "0x75e8cb2b55fae2d5ce2617c2b8117104cbf0e657caf5e286fd0fdb8f1825e0cc262451a8f9c72e77e845853539606f7eb6d6640aa11479e4b1176563ed4722fc1c",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}