{
  "manageEntity": {
    "action": "Repost",
    "entityId": "219646418",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x7d62e8e5473868f8d47be4ffcc5839027b3760ce5a0178a9bca04b419dc397bc",
    "signature": "0xb385c9a20e38b0ddb1afb98eafb2bcd44b125270b7c8b28132faa078cf77a84e7cf3d8cb6ed911499b643740a8d17d09fd5d1383bd9adc7eb52bc02154bf59f31b",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}