{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1504365726",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x74ca57d270ad43f51615cad58bba9006f556d0eb8a1b7d3f7ffcb7fcc4505088",
    "signature": "0xa481f9bce56eca6248a61c14a4c670cd753b6fee51cf2db9cf10015d09042fad38de5f1f3adb155b1cf841628ef883a6a70aa02163a12c5ccf635e817131a7d31c",
    "signer": "0xDC5D8e6d43489811098d4d3D31fB7D6585c9Bb31",
    "userId": "735980234"
  }
}