{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.951388,-0.307996,0.000000,0.000000,0.115441,-0.356593,0.927100,0.000000,-0.285272,0.881195,0.376982,0.000000,-1820371.017779,5623057.891775,2389481.308262,1],    "boundingVolume": {    "region": [1.883809,0.386489,1.883955,0.386582,0.000000,11.136457]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/12/12.b3dm"}}}