{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950080,-0.312006,0.000000,0.000000,0.174469,-0.531270,0.829043,0.000000,-0.258122,0.785997,0.561766,0.000000,-1648076.452138,5018503.118864,3562801.408950,1],    "boundingVolume": {    "region": [1.888031,0.596415,1.888169,0.596624,0.000000,8.821155]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/3_1398366.b3dm"}}}