{
  "manageEntity": {
    "action": "Repost",
    "entityId": "449312",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x96e415f6d81aaba2adf2b4c239c7f8b03e046f4841c0f07c34803f9439293b8e",
    "signature": "0x2d7cf574d97e60cc8b5810ae563879f786a12d43b43428d9373fc662d3ee89481e9ad73c234b3324755e2835ea141a45496d5a507e7b125da530172d4548a4d31c",
    "signer": "0x7E7b9c4DAC3F284d889a5bc274eA80b8BA5F63ee",
    "userId": "670307808"
  }
}