{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.899229,-0.437478,0.000000,0.000000,0.282466,-0.580605,0.763617,0.000000,-0.333128,0.684739,0.648196,0.000000,-2127729.974843,4373515.811381,4112393.379888,1],    "boundingVolume": {    "region": [2.023506,0.705153,2.023671,0.705272,0.000000,15.055411]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/1/5_1843103.b3dm"}}}