{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949206,-0.314656,0.000000,0.000000,0.115953,-0.349789,0.929625,0.000000,-0.292244,0.881596,0.370650,0.000000,-1864830.944535,5625528.238357,2349313.104386,1],    "boundingVolume": {    "region": [1.890837,0.379651,1.890945,0.379767,0.000000,38.546270]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/12/19_75448.b3dm"}}}