{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1478633927",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xc7b75130e4d51630786c50f736244f8c35990a09465e41895e761453f67237b3",
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    "signer": "0x7eBAab495a64FAea1f04dc59ff804bf939da7B12",
    "userId": "709077025"
  }
}