{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943898,-0.330237,0.000000,0.000000,0.184448,-0.527199,0.829482,0.000000,-0.273349,0.781300,0.561115,0.000000,-1745299.461546,4988499.627280,3558663.133927,1],    "boundingVolume": {    "region": [1.907303,0.595675,1.907398,0.595790,0.000000,8.785908]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/7_1272931.b3dm"}}}