{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "173183551",
    "entityType": "User",
    "nonce": "0xc56ba5d30dfb265a2b6e7676f226e8629984cd301c5e1cf255482af0df83c0e5",
    "signature": "0xc29192b31f28205df6c3e0b54b4927edd642b9b0918ec8420a363e60e6f4464d2528b77339908eaaa6e577dc02884a474e24a248c575ff0f09b8fabf745a41881b",
    "signer": "0x6015AC6ad37b0328C10a529E70348751FE8ffF41",
    "userId": "176201"
  }
}