{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949202,-0.314667,0.000000,0.000000,0.175498,-0.529394,0.830026,0.000000,-0.260634,0.786210,0.560306,0.000000,-1664110.054271,5019834.559950,3553523.199701,1],    "boundingVolume": {    "region": [1.890855,0.594660,1.890950,0.594851,0.000000,11.832347]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/12/27_1380009.b3dm"}}}