{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1258172523",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x1283cba640c0b05a5c28d8693e4be195a40edccc3dde733f5bd021999e078e44",
    "signature": "0x19a9353bde73e910cd9b4b605c42f2e4ab1a460133171649d640c0542da3ca95779c309cecfe72dd83319738b2ad27c8d46c86dcec5a2bd5dc92554fd1752b291b",
    "signer": "0xd708949D0521A856Ca6eB44B4112bAEE59741ADD",
    "userId": "490478463"
  }
}