{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "70810",
    "entityType": "User",
    "nonce": "0xd9566ae0b43787571248d73d5a6b02fa93d0d4433f6dcba6880496b261cb3706",
    "signature": "0x7430a9f5ec551e9f6d693a60ab2e013eaa0d0f1ee711928aa8998a84948123b53b1c0638698eeeff8f6a950f3f23f377f789e428fecd2d151f75090c3ecd61fc1b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}