{
  "manageEntity": {
    "action": "Update",
    "entityId": "114204398",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0xb9162cac1403c2588acaa80f51504c09c3bf960c9dc993639f560768640f28f8",
    "signature": "0xfdc78c5a49725277edabb2e32edf38a322716c1ab2ceabfd4401c1fc765aa4c225896f08160c4111724b72ff3fdbae8972e69a5048fe88c7ca8b72d68146a04f1b",
    "signer": "0xDA68466fAcEEF91A1Adf697Fd6efce0a5C951f54",
    "userId": "114204398"
  }
}