{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949649,-0.313316,0.000000,0.000000,0.174694,-0.529491,0.830133,0.000000,-0.259549,0.786683,0.560147,0.000000,-1657180.784843,5022850.025004,3552507.079312,1],    "boundingVolume": {    "region": [1.889398,0.594430,1.889560,0.594695,0.000000,8.813729]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/11_1378063.b3dm"}}}