{
  "manageEntity": {
    "action": "Repost",
    "entityId": "503716004",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa5578d160841cc94d245ba5d5ced51c104ccd9465f2f5449a40240e0f1334b2d",
    "signature": "0x3c25a1d9a99ebd4b00232d62b015434187f26be53fef2cf120ac6e26d573abbd20772c40142145c1d878f041736b386b3fbd0c44e64074d3f5815a4e34acc6fa1c",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}