{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949987,-0.312288,0.000000,0.000000,0.174475,-0.530758,0.829370,0.000000,-0.258458,0.786233,0.561281,0.000000,-1650218.714223,5020000.298609,3559720.008229,1],    "boundingVolume": {    "region": [1.888312,0.595831,1.888483,0.596036,0.000000,18.488243]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/2/1_1434109.b3dm"}}}