{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950264,-0.311446,0.000000,0.000000,0.173892,-0.530568,0.829614,0.000000,-0.257837,0.786696,0.560919,0.000000,-1646253.569079,5022944.863788,3557417.024496,1],    "boundingVolume": {    "region": [1.887461,0.595437,1.887560,0.595554,0.000000,8.813120]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/10_1455336.b3dm"}}}