{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1439989210",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xc9461d7a359a08e03c533d4a4620d2616bd135ba38a50986348f5be70afb2886",
    "signature": "0xef151a98f498c383cc1cb1c4f58ba40cc96af78f14009c5d7b6d7c6b20fe3f202d37f85035b3201841a7d941743458d520d09f34b5cc989ecb52e1ca1fa805dd1b",
    "signer": "0xfa1f98f0530E55C2BEFA45f0F1B3A699b4559136",
    "userId": "149566028"
  }
}