{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.944140,-0.329544,0.000000,0.000000,0.184235,-0.527833,0.829126,0.000000,-0.272657,0.781162,0.561644,0.000000,-1740885.541077,4987625.000405,3562026.811855,1],    "boundingVolume": {    "region": [1.906559,0.596335,1.906674,0.596409,0.000000,8.804085]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/13/6_131720.b3dm"}}}