{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.898100,-0.439792,0.000000,0.000000,0.281188,-0.574214,0.768903,0.000000,-0.337226,0.688651,0.641902,0.000000,-2153848.887700,4398379.042485,4072353.145182,1],    "boundingVolume": {    "region": [2.026117,0.696948,2.026210,0.697005,0.000000,39.314135]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/2/4_390476.b3dm"}}}