{
  "manageEntity": {
    "action": "Repost",
    "entityId": "496687",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa1e18bdd80e36314d3ac6d6e7c1e6a5ee453da74be32186a85868ac973effee5",
    "signature": "0x3723ffbea67d58a6ddbd9f7726a9c35b3bf53fe0db7a889aa2d9084a1297c20324c7a70ea9d1ff0c708faeaeb97155aa36be42bd385fe9e5db91a0ef1333ffe11c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}