{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "182845",
    "entityType": "User",
    "nonce": "0x2723a04ed626ab943a9eb2ab1b52c931a0b8c3851ad89e516a84088b00519b0e",
    "signature": "0x6818e716882e1ee9ae00ef0690e2b4b6d28b4a6d654b8693c538488cc542875810ca44c689ca4a4efad1900dd89fe00061a953a68a7c0fe28ea121f91de0981b1c",
    "signer": "0x7425EdbFdF528603A88c658f4cf8B1396a8a77F5",
    "userId": "406225571"
  }
}