{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950563,-0.310533,0.000000,0.000000,0.173831,-0.532110,0.828638,0.000000,-0.256776,0.786009,0.562367,0.000000,-1639486.381666,5018587.814573,3566617.559599,1],    "boundingVolume": {    "region": [1.886501,0.597196,1.886598,0.597295,0.000000,12.701871]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/13_1325100.b3dm"}}}