{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "14619622",
    "entityType": "User",
    "nonce": "0x2caf504e580e88072e605c3226d32ee078b1ffcdf2db65750921f96e8ae73986",
    "signature": "0x01f51aa4adc7cab90d43e44236210ecfe855d4436c82b9ba6dac109031bcd0b7414f384b8dfda9d42df07404adde722c3b9a7a23232ac063f44c8f2d5fda16001c",
    "signer": "0x005385507D169DF7Ad14f23b728248Fe5464Bc26",
    "userId": "303866152"
  }
}