{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950560,-0.310542,0.000000,0.000000,0.114591,-0.350761,0.929427,0.000000,-0.288360,0.882664,0.371150,0.000000,-1840051.128250,5632348.890497,2352486.290009,1],    "boundingVolume": {    "region": [1.886496,0.380196,1.886622,0.380299,0.000000,4.600159]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/7/3_72746.b3dm"}}}