{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.951661,-0.307151,0.000000,0.000000,0.114614,-0.355114,0.927770,0.000000,-0.284697,0.882093,0.375313,0.000000,-1816696.305355,5628761.723587,2378896.335691,1],    "boundingVolume": {    "region": [1.882946,0.384697,1.883042,0.384772,0.000000,6.863200]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/6/14/43_38435.b3dm"}}}