{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.895902,-0.444252,0.000000,0.000000,0.283935,-0.572597,0.769099,0.000000,-0.340734,0.687142,0.641667,0.000000,-2176251.762138,4388737.732754,4070854.334021,1],    "boundingVolume": {    "region": [2.031082,0.696616,2.031190,0.696723,0.000000,18.356051]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/3_618956.b3dm"}}}