{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948905,-0.315561,0.000000,0.000000,0.176055,-0.529405,0.829901,0.000000,-0.261335,0.785845,0.560493,0.000000,-1668586.352018,5017503.056631,3554708.747649,1],    "boundingVolume": {    "region": [1.891797,0.594886,1.891892,0.595076,0.000000,11.717484]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/23/28_1075729.b3dm"}}}