{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.898731,-0.438500,0.000000,0.000000,0.283895,-0.581859,0.762131,0.000000,-0.333251,0.683018,0.649946,0.000000,-2128531.915567,4362554.423679,4123530.925506,1],    "boundingVolume": {    "region": [2.024672,0.707478,2.024778,0.707550,0.000000,8.487041]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/12/8_1779430.b3dm"}}}