{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949487,-0.313807,0.000000,0.000000,0.175445,-0.530845,0.829109,0.000000,-0.259632,0.785570,0.561669,0.000000,-1657718.255926,5015770.295136,3562180.758891,1],    "boundingVolume": {    "region": [1.889946,0.596360,1.890045,0.596442,0.000000,19.594049]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/14_1410695.b3dm"}}}