{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950593,-0.310440,0.000000,0.000000,0.173501,-0.531276,0.829243,0.000000,-0.256888,0.786613,0.561471,0.000000,-1640199.608840,5022424.856074,3560922.275449,1],    "boundingVolume": {    "region": [1.886403,0.596112,1.886501,0.596211,0.000000,8.795990]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/5/1_1427287.b3dm"}}}