{
  "manageEntity": {
    "action": "Repost",
    "entityId": "851278880",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x429ecabe0366ca9d9e4b40df1e631cba4ef4d3d8b20921f469b1ae6421ca9e7e",
    "signature": "0x24e6c9cb43fb63461535966903ea875cd48b8832001ffcc5a80928ad36cebad52975ab5c7043969a51d9cb0583e4deb8424f84d8f5e5212cb7fd9f87a2184f5a1b",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}