{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.895732,-0.444595,0.000000,0.000000,0.284127,-0.572435,0.769149,0.000000,-0.341020,0.687056,0.641607,0.000000,-2178072.566386,4388189.363178,4070474.234271,1],    "boundingVolume": {    "region": [2.031458,0.696532,2.031579,0.696650,0.000000,24.370976]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/2_663438.b3dm"}}}