{
  "manageEntity": {
    "action": "Update",
    "entityId": "696559084",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0xdd2f0ea28274a0860fddbc38d303addfa3367bcd76695ffb6572f83d464d0c64",
    "signature": "0x64f0d35af22fff415c27725f7febd84537f6cd4d22037f4d168480ff8d6b261421a52d55dd349260d8244e407d3c208ce2224ee2e05ec9afeec35687b197bda31b",
    "signer": "0x308a637b87f8a90B04C5Ec1180bd97Bc892D1DD7",
    "userId": "696559084"
  }
}