{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.942646,-0.333794,0.000000,0.000000,0.186960,-0.527983,0.828420,0.000000,-0.275937,0.779256,0.562689,0.000000,-1761832.323516,4975475.415269,3568668.198217,1],    "boundingVolume": {    "region": [1.911060,0.597604,1.911184,0.597667,0.000000,8.785545]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/7/15_1287420.b3dm"}}}