{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949013,-0.315237,0.000000,0.000000,0.175823,-0.529310,0.830011,0.000000,-0.261102,0.786039,0.560329,0.000000,-1667094.260273,5018741.388048,3553667.556978,1],    "boundingVolume": {    "region": [1.891456,0.594688,1.891550,0.594878,0.000000,15.112235]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/19/27_1091863.b3dm"}}}