{
  "manageEntity": {
    "action": "Repost",
    "entityId": "7877929",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x9d970513f1b456419c04617cf28e84b0a1e6ba8fa9dae26b49da60e4a9f877c1",
    "signature": "0xfc41f106e00fcad6380d4c52380a1fe0667069b2b0886a62a613dd8bca816819319885cd6db75a86990a4bbe2ba87c82b1c937524f8314bd12a22b1ac85485b61b",
    "signer": "0x4dafC3e774A1033C5604372f17ccBDcE545f478D",
    "userId": "889450527"
  }
}