{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.898214,-0.439558,0.000000,0.000000,0.283777,-0.579884,0.763679,0.000000,-0.334739,0.684022,0.648123,0.000000,-2138020.887699,4368931.335340,4111932.142609,1],    "boundingVolume": {    "region": [2.025837,0.705006,2.025969,0.705229,0.000000,9.247769]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/5/7_1844545.b3dm"}}}