{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943074,-0.332584,0.000000,0.000000,0.186300,-0.528272,0.828385,0.000000,-0.274925,0.779575,0.562742,0.000000,-1755368.529793,4977516.531096,3569004.870407,1],    "boundingVolume": {    "region": [1.909776,0.597660,1.909901,0.597739,0.000000,8.655349]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/9_1286589.b3dm"}}}