{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.894008,-0.448050,0.000000,0.000000,0.288770,-0.576191,0.764602,0.000000,-0.341622,0.681648,0.647032,0.000000,-2181968.983821,4353751.077703,4104988.151664,1],    "boundingVolume": {    "region": [2.035297,0.703604,2.035462,0.703767,0.000000,20.116571]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/0/3_1991820.b3dm"}}}