{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943976,-0.330014,0.000000,0.000000,0.184183,-0.526840,0.829769,0.000000,-0.273260,0.781638,0.560688,0.000000,-1744728.293260,4990645.652865,3555951.519892,1],    "boundingVolume": {    "region": [1.907067,0.595160,1.907162,0.595274,0.000000,8.782297]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/2_1310142.b3dm"}}}