{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897961,-0.440074,0.000000,0.000000,0.281370,-0.574128,0.768900,0.000000,-0.337442,0.688542,0.641906,0.000000,-2155224.636594,4397684.822644,4072374.877766,1],    "boundingVolume": {    "region": [2.026431,0.696953,2.026524,0.697009,0.000000,51.532873]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/6/4_751714.b3dm"}}}