{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "367647512",
    "entityType": "User",
    "nonce": "0xca46e5534ce93d4b40994319ece3d97633844290c879dd96a7e56111d1afbf3b",
    "signature": "0xeb4553e3dd504491cb2d861052c4aa3891e338a53497c50e1cfe92c41d6db6364fb2578a46da30d6b23d54bdc8989f28f20a3f7029f57c23ddc5c689d02b7e5f1c",
    "signer": "0xAd33018d1AA234072Eed7f991F9891f3688158d3",
    "userId": "413212044"
  }
}