{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.944168,-0.329464,0.000000,0.000000,0.184191,-0.527851,0.829124,0.000000,-0.272591,0.781184,0.561646,0.000000,-1740459.616453,4987765.680236,3562037.890144,1],    "boundingVolume": {    "region": [1.906474,0.596337,1.906589,0.596411,0.000000,8.759431]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/6_191788.b3dm"}}}