{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897472,-0.441071,0.000000,0.000000,0.284863,-0.579628,0.763468,0.000000,-0.335798,0.683267,0.648372,0.000000,-2144784.429277,4364116.821483,4113511.497837,1],    "boundingVolume": {    "region": [2.027536,0.705409,2.027639,0.705478,0.000000,15.000791]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/9/15_1836834.b3dm"}}}