{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "2194",
    "entityType": "User",
    "nonce": "0xf79d0705964bb5ce923e2964c8d290a0ca721bbac46d83bda93fe5a31a701327",
    "signature": "0xfbe3defb8c925cfbb9af035016c1cac74a648245e20bfd5deda666871808cca82539fcb870d299149c7023e803c1e6472f51c521df1aedf937e38549211c22cb1c",
    "signer": "0xb6B208a8f79b1D88d245afa5aDB0a40d38cd6DD1",
    "userId": "528688046"
  }
}