{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.952924,-0.303210,0.000000,0.000000,0.111340,-0.349917,0.930141,0.000000,-0.281771,0.885546,0.369342,0.000000,-1797993.129630,5650714.800893,2341012.559406,1],    "boundingVolume": {    "region": [1.878790,0.378253,1.878920,0.378349,0.000000,15.215933]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/23/16_44953.b3dm"}}}