{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949929,-0.312467,0.000000,0.000000,0.174235,-0.529691,0.830102,0.000000,-0.258836,0.786885,0.560193,0.000000,-1652627.873453,5024139.499126,3552802.602121,1],    "boundingVolume": {    "region": [1.888503,0.594553,1.888667,0.594684,0.000000,13.554862]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/11/7_1377784.b3dm"}}}