{
  "manageEntity": {
    "action": "Repost",
    "entityId": "506198090",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x162dbe7739251fd40c40bc55f2998c666af694c57f42ed8b12abe67267a0c5a2",
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    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}