{
  "manageEntity": {
    "action": "Repost",
    "entityId": "683700179",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x70e3dd7e38904cd742490b8fd0c44c2817e499eb4e4fa2224fe0012a2ff850af",
    "signature": "0x23ea9fa61d026405e6864933147286d6e71afd498c9a6766823b271e6a0c719079534465706cc6e90a40d14332e13ff3a2a00ab2b316934e31c80014364bf6db1b",
    "signer": "0x63EbE5a1B5C5F156330BDf810f5fFf6A224c75c8",
    "userId": "309080"
  }
}