{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950834,-0.309701,0.000000,0.000000,0.171343,-0.526053,0.833012,0.000000,-0.257452,0.790422,0.555834,0.000000,-1643765.168888,5046642.242307,3525098.945839,1],    "boundingVolume": {    "region": [1.885589,0.589304,1.885759,0.589427,0.000000,7.987944]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/16/8_1462903.b3dm"}}}