{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897924,-0.440150,0.000000,0.000000,0.281367,-0.574001,0.768996,0.000000,-0.337542,0.688600,0.641791,0.000000,-2155865.243500,4398053.514613,4071642.507676,1],    "boundingVolume": {    "region": [2.026516,0.696803,2.026609,0.696859,0.000000,34.289309]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/7/1_750662.b3dm"}}}