{
  "manageEntity": {
    "action": "Update",
    "entityId": "136466",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera6nerplwb6elou5th5yp3dwkqccvgrxjovuliscdhharsouramayq\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":39246},{\"type\":\"playlist\",\"playlist_id\":41038},{\"type\":\"playlist\",\"playlist_id\":42004},{\"type\":\"playlist\",\"playlist_id\":42195},{\"type\":\"playlist\",\"playlist_id\":38568},{\"type\":\"playlist\",\"playlist_id\":40502},{\"type\":\"playlist\",\"playlist_id\":1421889343},{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0xa1929eec26120226f5ac8ae5b2b52dddedc0dadc4f5d05d9ad9c62e52c2f183e",
    "signature": "0xed218b1845f6c415aea250fd5352345fe8a9a4eba7c9309335632f5d5351d6a7018d6393787056e7700c23bf86bfeedc19cb2abd7b515f33afaf20ff1a012cfb1b",
    "signer": "0x3Ab8fF95DbFC0deFd15d4d27949f03d9fDd90404",
    "userId": "136466"
  }
}