{
  "manageEntity": {
    "action": "Repost",
    "entityId": "310498",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb4c469ae80b72af8eb4aa955c8487754a21d9ef4539ea8e5a813b62fe94f3996",
    "signature": "0x75b463df65ee322c7cb5d39455d19edf65128fafd201fc9ad0df574ed808a8c3320c7409a1232a249cdb3ffabbb51559ecc1fc61c06521f133e6d3eeeb718e761b",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}