{
  "manageEntity": {
    "action": "Repost",
    "entityId": "820771767",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd3d01d03987df68018cdf8b4753a18c469e4f8f9ef254db04ea232ab478de019",
    "signature": "0xf4a1375b6ab4d9be5506d635ced78dac334581be814d104a27068081052060b52507b20c4f587de75489e81366b1a0297a0e25413449d562e58aa3211d6326311c",
    "signer": "0x7451Cf52e883bc4483b88591c194dc3942E7F191",
    "userId": "584186978"
  }
}