{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.951892,-0.306434,0.000000,0.000000,0.112588,-0.349737,0.930058,0.000000,-0.284742,0.884507,0.369552,0.000000,-1816954.291582,5644090.620168,2342343.489624,1],    "boundingVolume": {    "region": [1.882159,0.378466,1.882323,0.378587,0.000000,31.872337]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/20/11_46392.b3dm"}}}