{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950297,-0.311344,0.000000,0.000000,0.174057,-0.531263,0.829135,0.000000,-0.257603,0.786264,0.561631,0.000000,-1644762.105755,5020204.636295,3561941.568591,1],    "boundingVolume": {    "region": [1.887328,0.596263,1.887480,0.596448,0.000000,8.806967]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/2/2_1397357.b3dm"}}}