{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "51",
    "entityType": "User",
    "nonce": "0x6036af059ee6d9892dd1f55188c7cb216b0bc98106c80de86f51781626340baa",
    "signature": "0x83246ec5d51016bd6a0a7a0ea3981916187cbfa6722abce23b12941ab45f4a9707ce94562fa7b74e1cecfb44e831ccd01810359e6f2262e25447a6c980fa77d41b",
    "signer": "0x9dE1167A836B21C1599dEB1a1347A5c25CB77Ef8",
    "userId": "648681585"
  }
}