{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950307,-0.311314,0.000000,0.000000,0.174082,-0.531397,0.829043,0.000000,-0.257549,0.786185,0.561766,0.000000,-1644419.947381,5019701.647456,3562802.517638,1],    "boundingVolume": {    "region": [1.887296,0.596427,1.887448,0.596612,0.000000,8.799261]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/2/3_1398370.b3dm"}}}