{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948619,-0.316419,0.000000,0.000000,0.176652,-0.529599,0.829650,0.000000,-0.261966,0.785369,0.560865,0.000000,-1672616.395299,5014472.016314,3557075.061449,1],    "boundingVolume": {    "region": [1.892701,0.595319,1.892797,0.595542,0.000000,8.810799]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/13/14_1187472.b3dm"}}}