{
  "manageEntity": {
    "action": "Update",
    "entityId": "862165007",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0x3e848cfacc05b5736df0967d2f1dbab6f2d3263ec1706e7dde5c4b427137f148",
    "signature": "0x04609b2ce532ba1e4070c5e51bef4ffbc7d2d78795fc70320db8f25e5f2f732d5b2bf02cae9ec360d83958c43096e81aac24da271037f14e3fb083dfd18f324a1b",
    "signer": "0xB829d797974E34CA4ABCd67CB5AFd0Eb84543A2d",
    "userId": "862165007"
  }
}