{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0xcb8f516f0c77e9d17bf7aa27ae73337861a27033190a86551cb2ae99cbbc487c",
    "signature": "0x5da5c9a9281ef1e1c94d87a4112d270465ba6cbd3f38752305fd99033b74238e094b9b815c4bd912f7695d837e56676c37c8858a9e08794b2b9d9919b56163941b",
    "signer": "0xA27B00F57fC7B3E81c4d7C4919aCec97E1fCf667",
    "userId": "329513359"
  }
}