{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.899252,-0.437432,0.000000,0.000000,0.282416,-0.580577,0.763656,0.000000,-0.333110,0.684792,0.648150,0.000000,-2127615.339885,4373849.943146,4112099.299638,1],    "boundingVolume": {    "region": [2.023455,0.705093,2.023620,0.705212,0.000000,7.712946]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/1/4_1842783.b3dm"}}}