{
  "manageEntity": {
    "action": "Repost",
    "entityId": "221136952",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x73fdfe5e3fce1af3e5c2f5ad96521e2ab41d4dfd290ed762619b78b4c304e3c5",
    "signature": "0x1711b4ddacaf1994c54a629e5d26be7a862601b8e97f1a9332da2a403ef4dcc029f3d6c73a54a618484909df188b90b77cc48318eb6a4e1e0e8ec49d51c898971c",
    "signer": "0x4E3828bc809fb5B9deb81fa536cF73Dd5bF4eeB2",
    "userId": "185184169"
  }
}