{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "111374",
    "entityType": "User",
    "nonce": "0x2d2cd065df09d747f66d5658059b54f04aee9372b97368d41fe5e14fa91e64a9",
    "signature": "0x21cee93cba27fd45fc56e56f92e5aa61514fb87e261fdf6fbd5e53b1240d88c81b090bdd5e10976d1c57617cccef4a078fbf0f54ff2767635d9657050bbd64a31c",
    "signer": "0xdEc12eC3F7972dB51907501aF18eb17FBa37a413",
    "userId": "211416595"
  }
}