{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1343453929",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x6519d6fb33c1da67bac47dbdd429db0d5eac804a186cc23fdbc4eae33bed7557",
    "signature": "0x7e0e75c2e9a867abec3754d97029b58b9462659e2f252f672617b568d8a9e320580fbdcf77db7d20f2966e228c6ceb58fc8ee6e09ea74f46dca1101f0f9ba15c1c",
    "signer": "0x1F9dC682fadBAc94c0Dd4ca2232a3f490704a737",
    "userId": "737872723"
  }
}