{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943153,-0.332359,0.000000,0.000000,0.186446,-0.529087,0.827831,0.000000,-0.274554,0.779115,0.563560,0.000000,-1753007.070099,4974595.226670,3574199.730261,1],    "boundingVolume": {    "region": [1.909528,0.598640,1.909673,0.598737,0.000000,7.358983]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/9_544984.b3dm"}}}