{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0xdd43748cba882961af9f72f6090736602f75071ce9258789ad534a5d2610cf88",
    "signature": "0xab052272015e0371a8ebc9802e422458fa24893cbb8f95de96e143ce4952c9ac7eb8e6d3413eee77473de0c8535077704a2f49dd3d5772a8502351e17bbc26031c",
    "signer": "0x399726fd5A103a5f9026e1Cfe43Fb38073AE3A3d",
    "userId": "193799807"
  }
}