{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950591,-0.310446,0.000000,0.000000,0.173588,-0.531529,0.829062,0.000000,-0.256837,0.786438,0.561738,0.000000,-1639871.573452,5021317.605304,3562623.011485,1],    "boundingVolume": {    "region": [1.886409,0.596436,1.886507,0.596535,0.000000,20.032815]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/5/5_1389628.b3dm"}}}