{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950040,-0.312129,0.000000,0.000000,0.174383,-0.530779,0.829376,0.000000,-0.258327,0.786282,0.561273,0.000000,-1649386.881944,5020312.706524,3559665.322200,1],    "boundingVolume": {    "region": [1.888144,0.595820,1.888315,0.596025,0.000000,8.809885]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/1/1_1434027.b3dm"}}}