{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "326172",
    "entityType": "User",
    "nonce": "0xe6dd400f8a98e33c8842448275dfc9ad4ca86a60e29ca1952d0b28dea93f399d",
    "signature": "0xe34c5623c886da28e0e792b88d5db450810a1973745e02cde4ac6285a620d17338eb17a17b2f0b831ab07f5b2fe6d867e51661f07bdcdf1ad861d353d1a6856a1c",
    "signer": "0x06e4E068e92e3033AB2dcaf7E86aeCaD6eDcE719",
    "userId": "45970"
  }
}