{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897643,-0.440723,0.000000,0.000000,0.283161,-0.576728,0.766293,0.000000,-0.336784,0.685945,0.645024,0.000000,-2151050.784926,4381159.074782,4092211.668186,1],    "boundingVolume": {    "region": [2.027137,0.701020,2.027263,0.701089,0.000000,16.386729]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/14_815096.b3dm"}}}