{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1389550150",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa220a48ee45611df57992e1a5a86e3abf02c3ef871db6024f05b144d42a50796",
    "signature": "0x7a57587f4fd2ecc977d27c414c670f4cf11a8d827cf91171c73d1ac3e190c7d172d3a605539d34550ed096d3410821b96a4d29100413aceb29b15a5a6dd02c991b",
    "signer": "0x6754A920da1003d0904BdFf228A6E217Cd12bF5E",
    "userId": "105562689"
  }
}