{
  "manageEntity": {
    "action": "Repost",
    "entityId": "448308923",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4e51e86ba4c93cc74370a261b247a9162878a6f1e35cb1e9275785d089d54c7a",
    "signature": "0x0ef153011c0e18601193664a22d81d62e13e390030429076d6e4cc683fdf94d53f4d09e1d7d94593c02264e198222c357f47c5ebe3790e5814debdcb422ab08b1b",
    "signer": "0x7E7b9c4DAC3F284d889a5bc274eA80b8BA5F63ee",
    "userId": "670307808"
  }
}