{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.871415,-0.490546,0.000000,0.000000,0.211768,-0.376190,0.902017,0.000000,-0.441924,0.785043,0.434062,0.000000,-2820433.250723,5010273.395338,2751711.732704,1],    "boundingVolume": {    "region": [2.083456,0.448957,2.083569,0.449038,0.000000,62.954785]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/1/1_222205.b3dm"}}}