{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.952137,-0.305671,0.000000,0.000000,0.112227,-0.349575,0.930162,0.000000,-0.284065,0.884836,0.369286,0.000000,-1812631.817534,5646183.952835,2340658.177696,1],    "boundingVolume": {    "region": [1.881379,0.378184,1.881500,0.378297,0.000000,8.108052]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/15/9.b3dm"}}}