{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949073,-0.315056,0.000000,0.000000,0.176095,-0.530469,0.829213,0.000000,-0.260698,0.785326,0.561515,0.000000,-1664527.856716,5014211.236906,3561206.632648,1],    "boundingVolume": {    "region": [1.891244,0.596163,1.891381,0.596269,0.000000,8.756287]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/11_1372971.b3dm"}}}