{
  "manageEntity": {
    "action": "Update",
    "entityId": "34040247",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera6zfdsqkmvbuebpacvdgrgilhtpmnsgitfdxjd6kr4pzvxaau5cia\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281},{\"type\":\"playlist\",\"playlist_id\":1290491275}]}}}",
    "nonce": "0x4f2fb210b08af096c8fe65d66b1f02ec5ca914d6213ce1108c0e1cf67735ea3a",
    "signature": "0x131b4f1feb5287ee7363cfc7efdcfef2b84a47fdd4c297a7c7a11b7a039c32976cda27a1be67d20c963169c69de948e9e99d8d1cdfbac8ad7e0b374bfb37e4a81c",
    "signer": "0x5fA2f7E6be719666Aece8D66d8C04177352d408A",
    "userId": "34040247"
  }
}