{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949148,-0.314830,0.000000,0.000000,0.176071,-0.530817,0.828995,0.000000,-0.260443,0.785180,0.561838,0.000000,-1662895.995223,5013284.740963,3563258.967032,1],    "boundingVolume": {    "region": [1.891024,0.596595,1.891125,0.596617,0.000000,10.523730]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/18/9_1419829.b3dm"}}}