{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.951207,-0.308552,0.000000,0.000000,0.115644,-0.356509,0.927107,0.000000,-0.285790,0.881035,0.376964,0.000000,-1823673.965194,5622035.806734,2389368.516642,1],    "boundingVolume": {    "region": [1.884385,0.386465,1.884549,0.386568,0.000000,56.986053]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/16/12_1338.b3dm"}}}