{
  "manageEntity": {
    "action": "Repost",
    "entityId": "504541",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x9ae369bc83d0223dcde2faba3fb1b358ea40b408ce0e4676aaade8dea55c1482",
    "signature": "0x651dc358b75b4e57ca64e9f4773c07f8029317db80075fb61440d207537f7a131212d07535c3a22d86889c0932016185f13700a66f077fcad8415076bc8fc3221b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}