{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949482,-0.313821,0.000000,0.000000,0.175456,-0.530851,0.829103,0.000000,-0.259642,0.785560,0.561677,0.000000,-1657784.719371,5015708.020437,3562237.134121,1],    "boundingVolume": {    "region": [1.889962,0.596371,1.890061,0.596453,0.000000,19.594049]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/14_1410960.b3dm"}}}