{
  "manageEntity": {
    "action": "Repost",
    "entityId": "516277",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x296c0817c1c0b95e3c27452b76df58583f9ec7f420e4e6972835f095ba70106e",
    "signature": "0x34ff19f698935af127eaffe590222fa029131f54aadcacde0c1fb59278b111a17e336f29f8dd513e4560f577026b5bb10cc7e285d64e5151bade30b3b636a1881b",
    "signer": "0x44BAdCFCf42113CbB67f519e4efa576B336f9bf7",
    "userId": "136844578"
  }
}