{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.944525,-0.328438,0.000000,0.000000,0.183658,-0.528164,0.829043,0.000000,-0.271715,0.781402,0.561767,0.000000,-1734871.394628,4989160.130483,3562805.867311,1],    "boundingVolume": {    "region": [1.905388,0.596483,1.905503,0.596557,0.000000,8.812891]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/2/8_189875.b3dm"}}}