{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "169705",
    "entityType": "User",
    "nonce": "0x641d9fd123158867e76217808dd11d4b4a164f4041c78b1d2972932e9b2bcac3",
    "signature": "0x7e22cb01523bdb95fdd2aacd23945052bd9ef287db61a727b41dd2808a745346267971055d0cab5236bb877655798bcbe78a999b9477a2f95d77d96cfde2d2a01c",
    "signer": "0xfc7b754CBb5e42d94a7064c0FD31cF7c5c99afE5",
    "userId": "992932046"
  }
}