{
  "manageEntity": {
    "action": "Update",
    "entityId": "332322001",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0x0a17812da28bd3a3b12d1e00cdac64bfe355dc5cb87ba1923d1983b617ad38d7",
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    "signer": "0xD633F07d3a7C6c5300B7ADAe4804216E93a3d3dC",
    "userId": "332322001"
  }
}