{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949330,-0.314281,0.000000,0.000000,0.175760,-0.530908,0.829002,0.000000,-0.259991,0.785337,0.561828,0.000000,-1660010.742370,5014289.487145,3563190.984285,1],    "boundingVolume": {    "region": [1.890445,0.596583,1.890547,0.596604,0.000000,8.250850]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/12/9_1337536.b3dm"}}}