{
  "manageEntity": {
    "action": "Repost",
    "entityId": "280476725",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x2c18efb6eba8589b20d6b70fe2c687ea31b4c558b4a7e31a20bf33cc6c6ca425",
    "signature": "0x0643254fd87e5a4e2c23e69667aa923659e16d6625a07469dc45e1234fdb6e710e0ca96bc05957d6eb3fb75d03ac338dc22f22ebfeff600ce9a50a4d053791bb1b",
    "signer": "0x4dafC3e774A1033C5604372f17ccBDcE545f478D",
    "userId": "889450527"
  }
}