{
  "manageEntity": {
    "action": "Repost",
    "entityId": "758303923",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x9e1cb8423a1f5ceab5977f6a9412541373c5124dfaa73f27db212c3e84f20b92",
    "signature": "0x21105c05a40f2903c42e3a9ef92df670d44f7fa6b02ddf68ddb0e7b8a018714742fda35efa7b759b29b083b79d54da9a56be8751136782d41ad9303f71b092031c",
    "signer": "0x45c4f1dcE13eeF476C74C5758696D56137253980",
    "userId": "824478223"
  }
}