{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "48804",
    "entityType": "User",
    "nonce": "0x4e286aaf330821dc5461456c465eb9bb49d63ab1203982e76bb66183f0f5051d",
    "signature": "0x270a664154d7ed7cb1e81ca9f78e07d95042a3fd3fde63aa78e8720cebe164b746c510d66a09b57f993aa96b811dcc320d0055e6143f50c1519df61dbb7ef36e1c",
    "signer": "0x808dc688c8aF9f9BE20E02246BE7C0fCBe9B4C34",
    "userId": "396164"
  }
}