{
  "manageEntity": {
    "action": "Repost",
    "entityId": "557303947",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x88e887856ddf1bda7e16086b42fdb0f611f66bca37d2ed28f46ac82972db82f7",
    "signature": "0x83ed7193ca790d1a873c7a26d0e49b7105ea1dd86904aeac668674688745f1507741e3cb33b2cad4b9e86e0a87741308c6833fa2e78ebff2db1bbfeeaf8562d31b",
    "signer": "0x3256Bd2D0B1984E7df4FA525017aD9bA48470760",
    "userId": "51"
  }
}