{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "5009",
    "entityType": "User",
    "nonce": "0xbf5f4108cf739430a561d54b532861a10f6d5c4632c7ddde4356f9143076d828",
    "signature": "0x0fe31882973272c53f3c886f4d3e722d3c993a950a1daa83c20853ab5e78332e3e0483d6dacda2e2803d52c6b2d2ab3dd27bb4d656bcdbc1a5de539de6cf73421b",
    "signer": "0x5aABF607817cf3cD4d866cc396132C82164f784F",
    "userId": "464183022"
  }
}