{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943970,-0.330031,0.000000,0.000000,0.184187,-0.526819,0.829781,0.000000,-0.273279,0.781644,0.560670,0.000000,-1744846.250939,4990687.977446,3555835.023955,1],    "boundingVolume": {    "region": [1.907085,0.595137,1.907181,0.595252,0.000000,8.813410]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/2_1310029.b3dm"}}}