{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "44142994",
    "entityType": "User",
    "nonce": "0x5695a0fab1fdecf24efea426178e639198b676db7789e9fa7f61c285773c4493",
    "signature": "0xf51f98fe0f691bb7680490035bc6c413db47123909e53d2d1f630170eb0fb3ed74911daee76f34f75ea7ceaa06abc250c3c13b099e5f32d982a0147ded5d6b9c1b",
    "signer": "0x4ab505DBD73CB27C1457E037607E5fB3B27915f9",
    "userId": "186630"
  }
}