{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.952124,-0.305713,0.000000,0.000000,0.169439,-0.527708,0.832355,0.000000,-0.253935,0.790864,0.556823,0.000000,-1621312.646505,5049480.926224,3531384.035658,1],    "boundingVolume": {    "region": [1.881429,0.590512,1.881537,0.590600,0.000000,7.545592]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/6/24/29_1321844.b3dm"}}}