{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950027,-0.312169,0.000000,0.000000,0.174501,-0.531062,0.829170,0.000000,-0.258296,0.786074,0.561579,0.000000,-1649186.975095,5018989.154788,3561610.700631,1],    "boundingVolume": {    "region": [1.888186,0.596190,1.888357,0.596395,0.000000,17.053839]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/1/3_1441056.b3dm"}}}