{
  "manageEntity": {
    "action": "Update",
    "entityId": "832058678",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera5wjrcrntelpxyroyajpefwhdtltoj7n4gr2mi473qavzuannjvsq\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":570406706},{\"type\":\"playlist\",\"playlist_id\":1601302898},{\"type\":\"playlist\",\"playlist_id\":1215133757},{\"type\":\"playlist\",\"playlist_id\":1028982915},{\"type\":\"playlist\",\"playlist_id\":246096721},{\"type\":\"playlist\",\"playlist_id\":1725349122},{\"type\":\"playlist\",\"playlist_id\":1335357686},{\"type\":\"playlist\",\"playlist_id\":969351265},{\"type\":\"playlist\",\"playlist_id\":2057535664},{\"type\":\"playlist\",\"playlist_id\":1445109166}]}}}",
    "nonce": "0x7a94093126ec2efec2e6de7cec09c3ae3b9d4cc3520120bbe2922317877265da",
    "signature": "0xeece1657aaf4c9a24146b53f12334e4cc9a8512e62d021f51b89f05d565361f9028c07eb06ec5afd3a926d66aabd3517ea48d2ec8c2e1ddc71fdf90d86a18f871c",
    "signer": "0xaBca4973b8911Fb110a95E6e00e5BBFBCa671473",
    "userId": "832058678"
  }
}