{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1298583959",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x94e41225e9dc28ef5681558e5e9fe3d6eaa4655dc207c432287636b51c4463fe",
    "signature": "0x255dd4fef79deca4cb42337138483d5a122dc1fcb75381a788915d9c6df1b508354dfd63942266605f750bb770a303db08e0c9677a01c1acb96fb7def1a745561b",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}