{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1507532615",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd4562636435494c57f77fdb08456c7f1762aff512c94d97e7d0e80d517de0f37",
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    "signer": "0xD967b68365738013c9197659aAb46EB73a488080",
    "userId": "488430169"
  }
}