{
  "manageEntity": {
    "action": "Repost",
    "entityId": "515515586",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x25413cf8d8adf784bd3a52b323e439277f16342b3ed9ad65888eb7daa5595992",
    "signature": "0x171d0512cf14af65d5312dfe011c8eccbca2c7c9ca69d81456478181eaff42bd7c42679c62c971d6512f54cce8ebfb818ca2c710f5f0a7409a788cc85ebc64b01b",
    "signer": "0x7451Cf52e883bc4483b88591c194dc3942E7F191",
    "userId": "584186978"
  }
}