{
  "manageEntity": {
    "action": "Repost",
    "entityId": "745842070",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd01df513f67b50f543db570b8a4c4316dfe2a2b023b3b10afaff9f602097357d",
    "signature": "0x8e7aaf968ced418ca5f50ad9c827d86bac8e220146deaaaf172e7725734fc82a3ba4b3d6cd008f6b4588728c17a784afa7efc6a4a193607949f437e2772087a31b",
    "signer": "0xA5fFfA5b8673Fb93490E3F9B0BeE58e1f0Ce1231",
    "userId": "508186998"
  }
}