{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950376,-0.311104,0.000000,0.000000,0.173582,-0.530268,0.829871,0.000000,-0.257635,0.787034,0.560537,0.000000,-1644959.500161,5025098.017356,3554990.335339,1],    "boundingVolume": {    "region": [1.887145,0.594992,1.887157,0.595077,0.000000,8.184392]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/5/6.b3dm"}}}