{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.951732,-0.306929,0.000000,0.000000,0.113008,-0.350417,0.929751,0.000000,-0.285107,0.884064,0.370330,0.000000,-1819283.725696,5641273.833205,2347282.474225,1],    "boundingVolume": {    "region": [1.882679,0.379304,1.882843,0.379425,0.000000,6.977160]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/23/19_44480.b3dm"}}}