{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.894974,-0.446119,0.000000,0.000000,0.283988,-0.569717,0.771215,0.000000,-0.343115,0.688334,0.639116,0.000000,-2191432.143572,4396300.781195,4054626.847603,1],    "boundingVolume": {    "region": [2.033154,0.693286,2.033287,0.693410,0.000000,28.460936]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/3/2_1015200.b3dm"}}}