{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.952021,-0.306033,0.000000,0.000000,0.114062,-0.354829,0.927947,0.000000,-0.283716,0.882596,0.374872,0.000000,-1810434.159382,5631970.206781,2376093.714632,1],    "boundingVolume": {    "region": [1.881739,0.384174,1.881901,0.384342,0.000000,5.370311]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/12_40009.b3dm"}}}