{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.899214,-0.437510,0.000000,0.000000,0.282486,-0.580592,0.763620,0.000000,-0.333153,0.684729,0.648193,0.000000,-2127891.820533,4373453.110494,4112376.434485,1],    "boundingVolume": {    "region": [2.023541,0.705150,2.023707,0.705269,0.000000,8.326143]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/1/5_1843079.b3dm"}}}