{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "53757",
    "entityType": "User",
    "nonce": "0x56fb3b6d5e5eccbfef01e756dbeea60eeadd72e76d409427bdc863074d3c4258",
    "signature": "0x9677f0fe76baa4283d6b21047a10e6d3d36be77bf607c82653c07b15678b13ed77bd349de880aa07cb991342d8647e2c0919beb74426b27a246c9582f9165a921c",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}