{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950336,-0.311227,0.000000,0.000000,0.174196,-0.531910,0.828690,0.000000,-0.257366,0.785871,0.562290,0.000000,-1643256.695473,5017702.822817,3566130.855115,1],    "boundingVolume": {    "region": [1.887231,0.597103,1.887329,0.597202,0.000000,7.344558]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/14/12_1325777.b3dm"}}}