{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949611,-0.313431,0.000000,0.000000,0.175307,-0.531133,0.828954,0.000000,-0.259272,0.785524,0.561899,0.000000,-1655423.132426,5015482.105769,3563643.707028,1],    "boundingVolume": {    "region": [1.889550,0.596669,1.889651,0.596690,0.000000,16.289065]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/3/13_1415237.b3dm"}}}