{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943798,-0.330524,0.000000,0.000000,0.184160,-0.525862,0.830394,0.000000,-0.273891,0.782084,0.559758,0.000000,-1748748.795136,4993476.979467,3550036.708765,1],    "boundingVolume": {    "region": [1.907600,0.594003,1.907710,0.594184,0.000000,8.817907]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/12_1319292.b3dm"}}}