{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949608,-0.313441,0.000000,0.000000,0.175232,-0.530889,0.829127,0.000000,-0.259334,0.785686,0.561643,0.000000,-1655819.882736,5016514.319322,3562017.081279,1],    "boundingVolume": {    "region": [1.889561,0.596329,1.889660,0.596411,0.000000,14.294758]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/3/13_1409479.b3dm"}}}