{
  "manageEntity": {
    "action": "Repost",
    "entityId": "398998",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa4f4cb8bbf648cc07d00fecd54306ce3a640a2596f3c447844183e21a42f9755",
    "signature": "0x2b1273b702cfc17f1356ffecb5b155413561bc32266675ec37126aaefb90a32846a18b94fbea37793755b7a80d349060f3b37a55420a308576c9a6b477b8bb261b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}