{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950982,-0.309247,0.000000,0.000000,0.171305,-0.526788,0.832556,0.000000,-0.256933,0.790108,0.556521,0.000000,-1640454.931587,5044647.069725,3529464.609197,1],    "boundingVolume": {    "region": [1.885113,0.590131,1.885283,0.590254,0.000000,7.455462]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/13/15_1322998.b3dm"}}}