{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949043,-0.315148,0.000000,0.000000,0.175686,-0.529066,0.830195,0.000000,-0.261086,0.786240,0.560055,0.000000,-1666993.120060,5020018.433431,3551922.567871,1],    "boundingVolume": {    "region": [1.891384,0.594397,1.891434,0.594506,0.000000,8.615997]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/18/25.b3dm"}}}