{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950564,-0.310527,0.000000,0.000000,0.173334,-0.530599,0.829711,0.000000,-0.257107,0.787037,0.560775,0.000000,-1641590.664613,5025121.837969,3556503.368827,1],    "boundingVolume": {    "region": [1.886486,0.595265,1.886602,0.595379,0.000000,8.813896]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/11/8_1450511.b3dm"}}}