{
    "ext_id"="user_no_matching";
    "timestamp"=1111111111000u;
    "segments"=[3u;];
};
{
    "ext_id"="user_one";
    "timestamp"=1111111111000u;
    "segments"=[1u;];
};
{
    "ext_id"="user_two";
    "timestamp"=1111111111000u;
    "segments"=[2u;];
};
