{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.942622,-0.333863,0.000000,0.000000,0.187006,-0.527989,0.828406,0.000000,-0.275989,0.779222,0.562711,0.000000,-1762166.529322,4975259.375096,3568803.471683,1],    "boundingVolume": {    "region": [1.911133,0.597630,1.911258,0.597692,0.000000,8.444882]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/8/15_1259917.b3dm"}}}