{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949884,-0.312603,0.000000,0.000000,0.174751,-0.531003,0.829155,0.000000,-0.258651,0.785942,0.561601,0.000000,-1651452.853008,5018143.325418,3561751.657592,1],    "boundingVolume": {    "region": [1.888643,0.596217,1.888814,0.596422,0.000000,24.885976]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/3_1442572.b3dm"}}}