{
  "manageEntity": {
    "action": "Repost",
    "entityId": "606203903",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd6e49c35805fbed6ad849d0be5405fde1d4d8ca504388b03546eaf299ba47e81",
    "signature": "0xe2b1c382cde48a7f2f1d50a03b8c17dc8a0e7830f59bd664c1910ab5ca1ee27842aa0c47de0bb42cb4e2e7bf142b1e2a5334b9a5e4972acc4d8ae029900f3b761c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}