{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.893940,-0.448186,0.000000,0.000000,0.288806,-0.576044,0.764699,0.000000,-0.341769,0.681683,0.646917,0.000000,-2182910.414423,4353973.674666,4104256.408381,1],    "boundingVolume": {    "region": [2.035449,0.703453,2.035614,0.703616,0.000000,51.820974]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/2_1870858.b3dm"}}}