{
  "manageEntity": {
    "action": "Update",
    "entityId": "625898830",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0x5f86ec8a9c03b5cd0ddd2c6656cd69fc878cde275b43f12dab18108c58427c96",
    "signature": "0xc3cf7220def0336af5841d8bcb35af933a94ba025efd2ac9d6706715d23262e64831b55ca859020ce1456c0f2663c3a7b3656ffc5de9237da9ba46cd671080711c",
    "signer": "0x7096648dBa53458d26Aad911D39543f872DF6f52",
    "userId": "625898830"
  }
}