{
  "manageEntity": {
    "action": "Repost",
    "entityId": "504506",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd371cd17ebc6d79c5057e169391c8b1ab717c891454fd382b55a74301669315d",
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    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}