{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949549,-0.313617,0.000000,0.000000,0.115023,-0.348258,0.930315,0.000000,-0.291498,0.882578,0.368897,0.000000,-1860060.682168,5631769.028288,2338191.118083,1],    "boundingVolume": {    "region": [1.889712,0.377697,1.889881,0.377947,0.000000,8.693041]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/11_15392.b3dm"}}}