{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "107113",
    "entityType": "User",
    "nonce": "0x6dc618ce53bdc9faf030bd5bb550dec122d1db61581e45457ad0723781f99ca2",
    "signature": "0x75e2f8f9daf083d2b1644be2db5675d2493277ab70ca96e7a79b07b9f798c74a6537ae48493db77b08bbec56f6253214ba315f90176461eb05807316473198f31b",
    "signer": "0x1366a1037C8F2E691bA2D0dF3a1176FbA4736510",
    "userId": "39692"
  }
}