{
  "manageEntity": {
    "action": "Repost",
    "entityId": "378629",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x8948025e8cc0b6768a4bfc1ff7a28c5a870d0c5ff32d3e07a3a0ca1919b69292",
    "signature": "0xed2de769f0d9151aed51895402a532357eabc7af07a5c2f76e4b3e135117975e338dbeda9df8130d76ff0c6d032974f39a717516da3846ad290bfb08a5b8394f1b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}