{
  "manageEntity": {
    "action": "Repost",
    "entityId": "251859269",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb4f2afdda49a0cd0d33cb2bc2f125c23d0bee37cc66181c03fb51383c8e6c51e",
    "signature": "0xbd9474db552c228f59e5c880cb7a5a6a09bc5d776ab0c3478decd4e4180ee5711095e7ae6c45045e1de62e8b77df63e66a63621912be825bc7ee079465a757f81c",
    "signer": "0x4F8e40E75E675f5be20520c4cEA0CbD7bBb999B1",
    "userId": "991796067"
  }
}