{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1549912917",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x6da585fb5f202c392e107473c9265dedf33123ad98c7b27ceaa5a376d2e49a05",
    "signature": "0x68a4bffd61dc566bd2ef4781e1c8ec8cd64fd1cb9f65aac01d129b0b45e54da61e8987b56991513330acc0aac03104c5235d8d293ddec1ba5f89e703835c429a1c",
    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}