{
  "manageEntity": {
    "action": "Repost",
    "entityId": "812744412",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x50c660746204d92d005b48bc29f3e697697ad610b5eeb206c4d01c295b1a96f6",
    "signature": "0x7a98900bbae7da9bfa66b93524c479a241338c08a7fe603f2c319d25f9580b845d02327c82e53928ae660aaad81714968ea2c2379efea28abcc1b8b0603d241c1b",
    "signer": "0x7451Cf52e883bc4483b88591c194dc3942E7F191",
    "userId": "584186978"
  }
}