{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950596,-0.310430,0.000000,0.000000,0.173493,-0.531268,0.829249,0.000000,-0.256882,0.786621,0.561461,0.000000,-1640159.473090,5022481.836071,3560860.809259,1],    "boundingVolume": {    "region": [1.886393,0.596101,1.886491,0.596200,0.000000,8.795990]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/5/1_1427174.b3dm"}}}