{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "696657",
    "entityType": "User",
    "nonce": "0xabbec1ac14a88afb471770dcd039f5ba57576e3ca4ecc81c6be6ca7fcab75cf5",
    "signature": "0x274c8e75fa3d78a41f6318873e1340f99161a9f7645b49b75149da917f8cf8787f4bbebb07dcfce641cb2b0c7a8ba5169d4da51bdee7eeee2341b5258125fd7e1c",
    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}