{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948793,-0.315898,0.000000,0.000000,0.176250,-0.529363,0.829886,0.000000,-0.261609,0.785738,0.560514,0.000000,-1670337.061211,5016824.373149,3554843.522754,1],    "boundingVolume": {    "region": [1.892151,0.594895,1.892247,0.595118,0.000000,8.679202]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/12_1178541.b3dm"}}}