{
  "manageEntity": {
    "action": "Update",
    "entityId": "98513040",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0x93fd3822fdfe65083dd4bdf1869ff8cf51179ba5ffd00c3206f478297c95bf9c",
    "signature": "0x881b224e6631516513982e281e3b859e1b8ed06122e5eb532710d59778d79d47592b17566be2526322733fc8048d5005c9d8a89c5f2faab1949839fe7a578dc11b",
    "signer": "0x0B9e1e3085E6E571Ab09fbd81078295f3f2bCC04",
    "userId": "98513040"
  }
}