{
  "manageEntity": {
    "action": "Update",
    "entityId": "776160117",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0x3109e974723bb005a10d08d2bcae58d6eb953a32b6a0d0717cf78474870c018a",
    "signature": "0x089642d4be4450826c793aa38f019bdb0801e4e901a70c8516e52fe539a516b0077c9946dfbea24193cc345bccdf14646cff96bbd736a28e33ebf25055cca2411b",
    "signer": "0x27F2E26cC9cB487D2b507c7d68d166794c49EC3d",
    "userId": "776160117"
  }
}