{
  "manageEntity": {
    "action": "Repost",
    "entityId": "753613",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x249b6c4c3619cca44d31d53beeb532ef1abc208fe1885e2e07d8fe09b3a83a67",
    "signature": "0xe8fd2c6ebb1851850265a90a1773d09298ab251e35faa211b064f87085c6c7494db84bace92292144b89c1b50791bc8655247da59a8211b60418849b253038c41c",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}