{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x0e5250be2abaea0884bbf96c876ec984242a556b4d953f3b54523f535b7decb3",
    "signature": "0x7dcd9cac91aa728b3687812741fe7e4bd6b3414f258107fb6a9725afb08482be177edaa029828f261b60a29ac32ab39871291009ad474521afad2c5aa70275e41b",
    "signer": "0x303fD6F7668Ad0AD901434B85eF391E249785A2C",
    "userId": "179777073"
  }
}