{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950839,-0.309685,0.000000,0.000000,0.172936,-0.530972,0.829555,0.000000,-0.256360,0.787116,0.561007,0.000000,-1636827.087794,5025628.489504,3557972.810804,1],    "boundingVolume": {    "region": [1.885585,0.595491,1.885730,0.595711,0.000000,8.818346]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/13/11_1421523.b3dm"}}}