I tried the demo on this page and also get similar errors:
{
"error": {
"code": 14,
"message": "Service temporarily unavailable. Error processing features."
},
"localizedObjectAnnotations": [
{
"boundingPoly": {
"normalizedVertices": [
{
"x": 0.06943288,
"y": 0.45688626
},
{
"x": 0.19644031,
"y": 0.45688626
},
{
"x": 0.19644031,
"y": 0.61822665
},
{
"x": 0.06943288,
"y": 0.61822665
}
]
},
"mid": "/m/047vlmn",
"name": "Outerwear",
"score": 0.76641804
},
{
"boundingPoly": {
"normalizedVertices": [
{
"x": 0.054096196,
"y": 0.1389131
},
{
"x": 0.30621246,
"y": 0.1389131
},
{
"x": 0.30621246,
"y": 0.25214326
},
{
"x": 0.054096196,
"y": 0.25214326
}
]
},
"mid": "/m/0n5v01m",
"name": "Bag",
"score": 0.7043793
},
{
"boundingPoly": {
"normalizedVertices": [
{
"x": 0.14791958,
"y": 0.45600474
},
{
"x": 0.24410142,
"y": 0.45600474
},
{
"x": 0.24410142,
"y": 0.5732691
},
{
"x": 0.14791958,
"y": 0.5732691
}
]
},
"mid": "/m/0hf58v5",
"name": "Luggage & bags",
"score": 0.67818344
},
{
"boundingPoly": {
"normalizedVertices": [
{
"x": 0.060795248,
"y": 0.7505722
},
{
"x": 0.29750967,
"y": 0.7505722
},
{
"x": 0.29750967,
"y": 0.9693048
},
{
"x": 0.060795248,
"y": 0.9693048
}
]
},
"mid": "/m/0dv5r",
"name": "Camera",
"score": 0.6459136
}
]
}