{
  "manageEntity": {
    "action": "Repost",
    "entityId": "257219405",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa4cf53db02878e5780571d594207c8e30c4776b1827c6ad653dcb37725e6b427",
    "signature": "0xa6526d4d5762fbd8d71f63d32721ac0f54bcf1dd4a85ebeedbb6d7a9e0df2045184027f73fd3d712f495f5de15916e52cdb809663cf4d6631995eb0c9f3d637f1c",
    "signer": "0x6754A920da1003d0904BdFf228A6E217Cd12bF5E",
    "userId": "105562689"
  }
}