{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948714,-0.316137,0.000000,0.000000,0.176496,-0.529657,0.829646,0.000000,-0.261731,0.785443,0.560871,0.000000,-1671113.563331,5014946.726927,3557111.920966,1],    "boundingVolume": {    "region": [1.892403,0.595326,1.892499,0.595549,0.000000,8.794362]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/14_1072091.b3dm"}}}