{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.891042,-0.453922,0.000000,0.000000,0.292084,-0.573356,0.765473,0.000000,-0.346496,0.680167,0.645998,0.000000,-2213093.216530,4344270.284080,4098409.768392,1],    "boundingVolume": {    "region": [2.041910,0.702287,2.042006,0.702373,0.000000,8.708672]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/4_1363029.b3dm"}}}