{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1713713",
    "entityType": "User",
    "nonce": "0x5b60748ffb282460db31ba3fbf603367172d9ceac32ccd5899a301f0d5b54763",
    "signature": "0x2bf7da7701c4e3ec102b645d82d88bcdbcff9c4b913198c94237fadee6c66d91635ba71727bad04097f015434f0688a04b3b25dd709fcebf0fd1a2a55a61ed5b1c",
    "signer": "0xf7388C7b116a7d3aC8a35e3A5Ee6171b542484d8",
    "userId": "786516058"
  }
}