{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "892693312",
    "entityType": "User",
    "nonce": "0xeca0daafd99dc94643e95e9355eb9a3bb56c3bd57a205f5332a1d985f2e2809f",
    "signature": "0x074bc34e81efd2b9c1020f245b567c248b9fe93c46464e274fa5d95d8dc1d14a1d44db5dbfb2d7a86252ccd475443c0a3e6cfcae945af7bc6a1c532cab727e891b",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}