{
  "manageEntity": {
    "action": "Repost",
    "entityId": "557677",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4a0c2ec6a8ac86ff3928da062129379b519ca9b4f141871ee4fe373ea7475d3e",
    "signature": "0x1b72c531c2870ef6d8be949b6005a30f5a3d9498e35818afa2cce7f8f773d9b84afcc3ca71e6ef04835a1210759fe92fc085001b10fac94986cc02efd3b20efc1c",
    "signer": "0xAd15470171ba4f01ad3C714600D9A7E9aE62485C",
    "userId": "714646433"
  }
}