{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948605,-0.316464,0.000000,0.000000,0.176505,-0.529076,0.830015,0.000000,-0.262119,0.785705,0.560323,0.000000,-1673589.234935,5016608.818010,3553626.109112,1],    "boundingVolume": {    "region": [1.892748,0.594664,1.892844,0.594887,0.000000,8.208261]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/13/11_1091916.b3dm"}}}