{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896345,-0.443357,0.000000,0.000000,0.283792,-0.573749,0.768293,0.000000,-0.339689,0.686756,0.642634,0.000000,-2169581.068201,4386288.173903,4077008.916888,1],    "boundingVolume": {    "region": [2.030071,0.697872,2.030204,0.697991,0.000000,49.655558]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/3_537485.b3dm"}}}