{
  "manageEntity": {
    "action": "Repost",
    "entityId": "616427223",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xad8fcb7e494aa11b61f4ef11ec5e873e820fc80099ae667307f125d872a87fd3",
    "signature": "0x7f90723bab0dbbde1cea9ac8816310b12af15ff4129791b25658d4a772648e3a51d06f17459dc1d986e35d88641d2341491a37f6502ff5871a3ac9d58307f3581c",
    "signer": "0x5fa60F185681545769de01098bB8F29cfbaE3cF0",
    "userId": "489026160"
  }
}