{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950018,-0.312195,0.000000,0.000000,0.174087,-0.529750,0.830096,0.000000,-0.258609,0.786953,0.560202,0.000000,-1651177.900000,5024574.633810,3552861.018779,1],    "boundingVolume": {    "region": [1.888217,0.594564,1.888381,0.594695,0.000000,17.566301]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/7_1460723.b3dm"}}}