{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1621685910",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x89925b35f5cfc060edb22648ce2461d61138ae1392254c18ac156c7b10bf54a8",
    "signature": "0x31886b905d3f13fd0c0177c43fb85cfeb6cfdde68e7a9e7f4ce03421dc5628ab7d491ab464a80e82188f53593d4ea4907085b975bd0ceb83a7d77c0c05a66d451c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}