{
  "manageEntity": {
    "action": "Update",
    "entityId": "567685296",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0x3185adec97b927ff65c0779c3d457d04115aae1ed2b5eea264ea73b5b6724cb3",
    "signature": "0xdbcf66a5dcc5e20fcb43cf62087f957417c17edb55f78ef3909c9d48f05044b658a57e35bd214efc8e8c53facbd545133aeee6ff983256e156d8ec4e1ab37cab1b",
    "signer": "0x84206eF8bAD3F78F1B7914C57F2a4Af1fecd784E",
    "userId": "567685296"
  }
}