{
  "manageEntity": {
    "action": "Repost",
    "entityId": "405275102",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xfc5a3adec530cd591313a19371759789e3be698af43f9d063eaa3a86e96b9683",
    "signature": "0xf08d8b568301a45e517d30367fc0e0079e0f693d7e0fd08e054626897457b9240a0f0036e8b2deb316b5ac2a4659ae746930e04bc984d2b93d9a4f845de52cc41c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}