{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.942894,-0.333093,0.000000,0.000000,0.186533,-0.528022,0.828491,0.000000,-0.275381,0.779528,0.562584,0.000000,-1758282.984536,4977212.751800,3568000.523574,1],    "boundingVolume": {    "region": [1.910316,0.597469,1.910441,0.597548,0.000000,8.762603]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/14/6_1255571.b3dm"}}}