{
  "manageEntity": {
    "action": "Repost",
    "entityId": "499123574",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xc07c310a6cff85cc15918fffc8978f02bb8b87f4215ea85ac4f5ced17c9eb102",
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    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
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  }
}