{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "23994588",
    "entityType": "User",
    "nonce": "0x91801b5da0e50efe03a687536e7e315c9cc85b4584abdc910f16229acab0df61",
    "signature": "0x3ddb908c205f18c556124c986591f236c55d2d1b71d0ee938dcecc4e59b971087b0946393c5b078c5023d2745f67afbdbb48fd56a110d1865fd46395a2bae2361b",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}