{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943056,-0.332633,0.000000,0.000000,0.186327,-0.528262,0.828385,0.000000,-0.274965,0.779561,0.562742,0.000000,-1755626.860366,4977428.580012,3569000.494015,1],    "boundingVolume": {    "region": [1.909828,0.597659,1.909953,0.597738,0.000000,8.241596]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/9_1255134.b3dm"}}}