{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1439773896",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x404f9e2b4c9aba6521cf5283bccc0d52b4aeffb8b60ccc324511abb12783b450",
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    "signer": "0x48FD75f1b7D81A96b8b8624aB7040523C402c202",
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}