{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948798,-0.315885,0.000000,0.000000,0.115406,-0.346636,0.930873,0.000000,-0.293784,0.882414,0.367474,0.000000,-1874639.970414,5630702.415367,2329159.765133,1],    "boundingVolume": {    "region": [1.892138,0.376264,1.892233,0.376318,0.000000,38.949486]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/7/4_29399.b3dm"}}}