{
  "manageEntity": {
    "action": "Update",
    "entityId": "713838474",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0x93f3919254f5d753bb5a518385a60b56d656d36f6a3d129f64e7c0656f39cc2d",
    "signature": "0x37f91bfdabcfb7ecb4a3111e1f688b2aa2f356706108037d6696cc489d0e2fbd56557ffa1faddb5a4c63b3c8741a6bc5bfe71dc59974edebc72828301bc5b1d01c",
    "signer": "0xe5C8656B7b39CB23624854b7B862F491EAbA2dB7",
    "userId": "713838474"
  }
}