{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948665,-0.316284,0.000000,0.000000,0.115914,-0.347674,0.930423,0.000000,-0.294011,0.881858,0.368624,0.000000,-1876094.742116,5627173.885089,2336455.244145,1],    "boundingVolume": {    "region": [1.892554,0.377489,1.892658,0.377567,0.000000,5.117187]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/7/8_17516.b3dm"}}}