{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949977,-0.312321,0.000000,0.000000,0.174483,-0.530719,0.829393,0.000000,-0.258492,0.786247,0.561247,0.000000,-1650438.807959,5020085.088657,3559499.872973,1],    "boundingVolume": {    "region": [1.888346,0.595789,1.888517,0.595994,0.000000,18.488243]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/2/1_1433730.b3dm"}}}