{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950199,-0.311643,0.000000,0.000000,0.174179,-0.531072,0.829231,0.000000,-0.257880,0.786276,0.561487,0.000000,-1646529.885043,5020276.417117,3561029.699505,1],    "boundingVolume": {    "region": [1.887648,0.596078,1.887787,0.596287,0.000000,8.813532]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/1/2_1342073.b3dm"}}}