{
  "manageEntity": {
    "action": "Repost",
    "entityId": "16319",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x5b28c266ad0fe2702704e6ae16897bd71074138abf197fca26ad72f7371adf17",
    "signature": "0xd8ef55fbfb2b853ac6b6528976de81e20b2e4b67b47fd8bebc1e55b83464dc4e44c3a48a43798e8285756be97e8dc956e263e8f1610190cd36d7bd8f2f75c1001b",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}