{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950403,-0.311021,0.000000,0.000000,0.173948,-0.531541,0.828979,0.000000,-0.257286,0.786203,0.561862,0.000000,-1642744.725096,5019817.086433,3563408.544321,1],    "boundingVolume": {    "region": [1.887015,0.596585,1.887113,0.596684,0.000000,8.811629]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/11/6_1393439.b3dm"}}}