{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950049,-0.312101,0.000000,0.000000,0.174043,-0.529795,0.830076,0.000000,-0.258525,0.786960,0.560231,0.000000,-1650640.649855,5024619.375721,3553046.134779,1],    "boundingVolume": {    "region": [1.888118,0.594599,1.888282,0.594731,0.000000,16.856485]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/7_1459179.b3dm"}}}