{
  "manageEntity": {
    "action": "Update",
    "entityId": "941560326",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0xa7d1ad84e6f4a226fec14f0b392985109743d2ee8bcd5fd117c63e8b107b0379",
    "signature": "0xf4f9eebba798f68ac058eacf49319efe909adc60815f92cccde0a3c0fc0c6fed065bec34d5aee56218ea6e9d7925ec3fab3133698c3cbdb434e7975ef602a0c31c",
    "signer": "0xc02Ab3EF703Ec920c4346fE42225136e0B84fb04",
    "userId": "941560326"
  }
}