{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.951356,-0.308093,0.000000,0.000000,0.115335,-0.356141,0.927287,0.000000,-0.285420,0.881345,0.376517,0.000000,-1821315.347574,5624011.422020,2386535.640599,1],    "boundingVolume": {    "region": [1.883937,0.385996,1.884032,0.386072,0.000000,7.136428]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/6/25/61_37300.b3dm"}}}