{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949841,-0.312732,0.000000,0.000000,0.174604,-0.530313,0.829627,0.000000,-0.258906,0.786358,0.560899,0.000000,-1653078.879506,5020791.549803,3557292.538594,1],    "boundingVolume": {    "region": [1.888782,0.595406,1.888946,0.595537,0.000000,8.776430]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/13/14_1355232.b3dm"}}}