{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949493,-0.313787,0.000000,0.000000,0.175057,-0.529709,0.829917,0.000000,-0.259871,0.786348,0.560468,0.000000,-1659237.379862,5020715.820924,3554549.648512,1],    "boundingVolume": {    "region": [1.889894,0.594818,1.890056,0.595083,0.000000,8.706950]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/12_1372126.b3dm"}}}