{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949580,-0.313525,0.000000,0.000000,0.175135,-0.530436,0.829437,0.000000,-0.259502,0.785960,0.561182,0.000000,-1656885.532742,5018253.659283,3559090.067010,1],    "boundingVolume": {    "region": [1.889649,0.595773,1.889748,0.595854,0.000000,8.789456]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/3/6_1362902.b3dm"}}}