{
  "manageEntity": {
    "action": "Repost",
    "entityId": "590518",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xab97f288e52cf899fb9a479c555d3a25d166f30480503da50d2993342c880c69",
    "signature": "0xeed90204c8749645d30af99848ab4fdfcffa70ed44e13e5bfa0b214c92332dd7342588109d96557f627caf4b543bec407b6b2a9545188ae8a18a0fb132c005e11b",
    "signer": "0xE7D37531a757aEaf8B2c8037a79C03819edc20Dc",
    "userId": "870684573"
  }
}