{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943913,-0.330195,0.000000,0.000000,0.184147,-0.526411,0.830049,0.000000,-0.273504,0.781851,0.560272,0.000000,-1746279.611866,4992000.791031,3553304.728884,1],    "boundingVolume": {    "region": [1.907252,0.594624,1.907362,0.594804,0.000000,8.811763]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/5/15_1316413.b3dm"}}}