{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949682,-0.313217,0.000000,0.000000,0.114628,-0.347555,0.930627,0.000000,-0.291224,0.883000,0.368103,0.000000,-1858312.347906,5634449.379073,2333152.348090,1],    "boundingVolume": {    "region": [1.889291,0.376843,1.889459,0.377093,0.000000,16.640161]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/5/7_22250.b3dm"}}}