{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "94317",
    "entityType": "User",
    "nonce": "0x575c3a4a017db770c320c8f28da7cd423b90fb2db8a4a0ec7e355cfe3d85d6b6",
    "signature": "0x1b2f5887bf9cbdf7e93d3bac530b1570da435f393e56d04a7e06e10e11f9169258c5c5fdfc5578e4961032a309b2fb4dbc883e40b5d969bf5449455e700b25f61b",
    "signer": "0x14ab7027c19a202dbEA7a9218aa291D424d901e9",
    "userId": "111579"
  }
}