{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "28155",
    "entityType": "User",
    "nonce": "0x52903e2312483f9632ebd6829947346d40a6521513383139ce9cf724d9facf01",
    "signature": "0x710ee7b65ea96624b4b0d420d2578f0ca17ab678e625d6731abcad07df333f8a70390cf827d08a28f2d269de8341adbf4b4a1dd53364b1acc13990fa830ed6ce1b",
    "signer": "0x0b2DB947a0dEc4669AB6C159D05c905EE0B3D7bc",
    "userId": "300386755"
  }
}