{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.899074,-0.437796,0.000000,0.000000,0.282653,-0.580466,0.763653,0.000000,-0.333386,0.684654,0.648154,0.000000,-2129377.860605,4372968.152523,4112124.641703,1],    "boundingVolume": {    "region": [2.023860,0.705098,2.024025,0.705217,0.000000,8.514685]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/3/4_1842814.b3dm"}}}