{
  "manageEntity": {
    "action": "Repost",
    "entityId": "564981728",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x0335fa014ebcb69aacf6967f4299ba00c3ad8b8c06f6816da8e1ac2316952cf6",
    "signature": "0x684a6b7e033222390efe799f1d8bca4cd13315d80c3eeecbe171551ba7744da945962047520899da1f9991ba265111b16fe73877c5df769d26ad683d3ff5168b1c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}