{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.951884,-0.306460,0.000000,0.000000,0.112575,-0.349664,0.930087,0.000000,-0.284774,0.884528,0.369478,0.000000,-1817160.905865,5644220.179007,2341874.138360,1],    "boundingVolume": {    "region": [1.882186,0.378387,1.882350,0.378507,0.000000,31.872337]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/20/11_45913.b3dm"}}}