{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "2642",
    "entityType": "User",
    "nonce": "0x80046ba1548b8dc4dbc45ad14cc48c3446fa434e99c66e631f8721783fca8087",
    "signature": "0xaede2b934030273e25f01d2d15092c7bc72057bcae9c45ffa028dbd90c034db2035fb44873845e33551363bee818cad238d9f4bd4c3bee5b0458274a2e103fa21c",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}