{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949580,-0.313524,0.000000,0.000000,0.114695,-0.347381,0.930683,0.000000,-0.291528,0.882960,0.367959,0.000000,-1860247.001913,5634191.905106,2332238.382475,1],    "boundingVolume": {    "region": [1.889614,0.376688,1.889782,0.376938,0.000000,7.165602]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/6_22111.b3dm"}}}