{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897365,-0.441290,0.000000,0.000000,0.286292,-0.582176,0.760991,0.000000,-0.334866,0.680951,0.651283,0.000000,-2138860.344453,4349380.958096,4132036.421079,1],    "boundingVolume": {    "region": [2.027756,0.709161,2.027908,0.709388,0.000000,10.210414]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/7_1780287.b3dm"}}}