{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1389707009",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x49ee62678d9fca61470cf8b33cb406cadbfb319e57354392d2ea40fe732f62e5",
    "signature": "0x183f9f2da08436c7ad86e1680db960089075408d13c6a5099f735be7b99fbe1503b990f9c14fe134faccc4562290c0d710e1b87d3cab82eeeccd2a1d59d0a7891c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}