{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948712,-0.316140,0.000000,0.000000,0.176355,-0.529228,0.829950,0.000000,-0.261830,0.785732,0.560419,0.000000,-1671748.365142,5016784.585651,3554240.268757,1],    "boundingVolume": {    "region": [1.892407,0.594780,1.892503,0.595003,0.000000,8.473372]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/11_1076726.b3dm"}}}