{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.951659,-0.307155,0.000000,0.000000,0.114619,-0.355125,0.927765,0.000000,-0.284700,0.882086,0.375326,0.000000,-1816714.056095,5628722.512162,2378975.026971,1],    "boundingVolume": {    "region": [1.882951,0.384710,1.883047,0.384786,0.000000,6.863200]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/6/14/43_38457.b3dm"}}}