{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949114,-0.314931,0.000000,0.000000,0.176133,-0.530815,0.828983,0.000000,-0.260522,0.785141,0.561856,0.000000,-1663405.777695,5013035.755989,3563370.569933,1],    "boundingVolume": {    "region": [1.891130,0.596617,1.891231,0.596638,0.000000,11.992885]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/20/10_1421076.b3dm"}}}