{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948997,-0.315286,0.000000,0.000000,0.175879,-0.529388,0.829949,0.000000,-0.261122,0.785967,0.560421,0.000000,-1667228.428138,5018281.943584,3554249.474266,1],    "boundingVolume": {    "region": [1.891507,0.594798,1.891602,0.594989,0.000000,13.270409]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/20/28_1177676.b3dm"}}}