{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949915,-0.312508,0.000000,0.000000,0.174490,-0.530389,0.829603,0.000000,-0.258713,0.786396,0.560935,0.000000,-1651845.913245,5021034.479100,3557520.859268,1],    "boundingVolume": {    "region": [1.888546,0.595450,1.888710,0.595581,0.000000,8.462699]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/14_1354792.b3dm"}}}