{
  "manageEntity": {
    "action": "Repost",
    "entityId": "375914773",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x221d4439964d7f88afd0c25ccf23dc3dbf14219c2e6be7de962f431a10639497",
    "signature": "0x3e109ac56a199de3cca162b11bc33be46fc1f5c2c5f82420b07f97a654b9f22d00f83974fa27cd0afd2817c4d147f70c2bfd69a8b7c6f32ce129860eba6a9ffa1c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}