{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950076,-0.312018,0.000000,0.000000,0.174504,-0.531354,0.828982,0.000000,-0.258112,0.785935,0.561858,0.000000,-1648017.457117,5018107.172035,3563382.436925,1],    "boundingVolume": {    "region": [1.888044,0.596525,1.888182,0.596734,0.000000,8.673000]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/4_1334534.b3dm"}}}