{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949308,-0.314349,0.000000,0.000000,0.175794,-0.530883,0.829011,0.000000,-0.260049,0.785328,0.561814,0.000000,-1660384.075915,5014228.648963,3563103.241084,1],    "boundingVolume": {    "region": [1.890516,0.596566,1.890617,0.596587,0.000000,11.677435]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/13/8_1418080.b3dm"}}}