{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897585,-0.440841,0.000000,0.000000,0.283183,-0.576581,0.766395,0.000000,-0.336920,0.685994,0.644901,0.000000,-2151918.729974,4381465.086234,4091432.889016,1],    "boundingVolume": {    "region": [2.027269,0.700860,2.027395,0.700929,0.000000,15.776550]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/13/11_860646.b3dm"}}}