{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897644,-0.440721,0.000000,0.000000,0.283166,-0.576741,0.766281,0.000000,-0.336777,0.685936,0.645037,0.000000,-2151008.961875,4381097.354632,4092299.139288,1],    "boundingVolume": {    "region": [2.027134,0.701038,2.027261,0.701107,0.000000,28.389238]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/14_815397.b3dm"}}}