{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.944041,-0.329829,0.000000,0.000000,0.184206,-0.527237,0.829512,0.000000,-0.273022,0.781446,0.561071,0.000000,-1743208.620058,4989431.841964,3558382.931051,1],    "boundingVolume": {    "region": [1.906871,0.595622,1.906967,0.595737,0.000000,8.771246]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/5/7_1297399.b3dm"}}}