{
  "manageEntity": {
    "action": "Repost",
    "entityId": "446419159",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xcb658f7587dd908308b27976f9e234ebbff992397b4f6e909cd325e861758b79",
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    "signer": "0x3256Bd2D0B1984E7df4FA525017aD9bA48470760",
    "userId": "51"
  }
}