{
  "manageEntity": {
    "action": "Repost",
    "entityId": "544315",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x50b7087d561a37c540bc573fae39b17c4010a42ea28ae16f87f1ea2faca0cab0",
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    "signer": "0xE7D37531a757aEaf8B2c8037a79C03819edc20Dc",
    "userId": "870684573"
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}