{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.898323,-0.439336,0.000000,0.000000,0.284474,-0.581673,0.762057,0.000000,-0.333854,0.682641,0.650033,0.000000,-2132385.757443,4360147.268283,4124082.037938,1],    "boundingVolume": {    "region": [2.025612,0.707585,2.025700,0.707671,0.000000,10.930632]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/21/10.b3dm"}}}