{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943839,-0.330405,0.000000,0.000000,0.184119,-0.525956,0.830344,0.000000,-0.273775,0.782070,0.559833,0.000000,-1748010.007626,4993393.157376,3550515.204535,1],    "boundingVolume": {    "region": [1.907474,0.594094,1.907583,0.594275,0.000000,8.567834]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/12_1314926.b3dm"}}}