{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.944013,-0.329907,0.000000,0.000000,0.183891,-0.526196,0.830242,0.000000,-0.273329,0.782118,0.559985,0.000000,-1745161.836062,4993699.036831,3551479.462270,1],    "boundingVolume": {    "region": [1.906947,0.594277,1.907056,0.594458,0.000000,29.233806]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/2/13_1315960.b3dm"}}}