{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943893,-0.330252,0.000000,0.000000,0.184434,-0.527132,0.829528,0.000000,-0.273377,0.781339,0.561047,0.000000,-1745478.363770,4988746.533129,3558232.148739,1],    "boundingVolume": {    "region": [1.907319,0.595593,1.907415,0.595708,0.000000,8.810181]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/6_1273973.b3dm"}}}