{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896846,-0.442344,0.000000,0.000000,0.282342,-0.572444,0.769799,0.000000,-0.339582,0.688497,0.640825,0.000000,-2168882.321036,4397375.885262,4065498.018969,1],    "boundingVolume": {    "region": [2.028915,0.695516,2.029098,0.695628,0.000000,45.106405]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/2/1_457386.b3dm"}}}