{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949129,-0.314889,0.000000,0.000000,0.175672,-0.529506,0.829918,0.000000,-0.260784,0.786046,0.560468,0.000000,-1665064.971783,5018787.228473,3554548.171955,1],    "boundingVolume": {    "region": [1.891089,0.594855,1.891183,0.595046,0.000000,8.567483]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/15/28_1372128.b3dm"}}}