{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949864,-0.312662,0.000000,0.000000,0.174662,-0.530621,0.829418,0.000000,-0.258782,0.786178,0.561210,0.000000,-1652289.539023,5019642.837320,3559266.520281,1],    "boundingVolume": {    "region": [1.888714,0.595763,1.888867,0.595931,0.000000,16.978513]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/1/2_1352530.b3dm"}}}