{
  "manageEntity": {
    "action": "Update",
    "entityId": "104356898",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaierabi2xm6fyrpgiujqocypntddgyznzlnr77ex2ai4avuc2csyjwioa\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281},{\"type\":\"playlist\",\"playlist_id\":1807508846},{\"type\":\"playlist\",\"playlist_id\":1022002330},{\"type\":\"playlist\",\"playlist_id\":464624615},{\"type\":\"playlist\",\"playlist_id\":1018874130},{\"type\":\"playlist\",\"playlist_id\":1468770918}]}}}",
    "nonce": "0x514f27c5b05ee9fddeae8e0d55bef98e34bdcd06f65111bad2d9e0e24f897276",
    "signature": "0x4d0f26f7c957868f6e3edf8a2bd626c52ef884e741ddae4715e2cd774c80f85a517f2f1e76280bfc570e62d88e5785f9dc4a9c5624b409204abbcb10cb1eb11a1c",
    "signer": "0x800dF7e18763D55aEFe4f7FE2DbfF25ce082d662",
    "userId": "104356898"
  }
}