{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.899230,-0.437477,0.000000,0.000000,0.282449,-0.580572,0.763648,0.000000,-0.333141,0.684767,0.648160,0.000000,-2127811.363522,4373695.237357,4112161.999056,1],    "boundingVolume": {    "region": [2.023505,0.705106,2.023670,0.705225,0.000000,8.824198]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/1/4_1842837.b3dm"}}}