{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1500918577",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x272fc58cb28acdc4e5eb5e3df529b6e9a1db1c47095b7811ddc064ce103847ec",
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    "signer": "0xC35123bF05ca0B3A7B333c53E47bcd9f9DA864d4",
    "userId": "33896318"
  }
}