{
  "manageEntity": {
    "action": "Repost",
    "entityId": "348638750",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x2f15a91fb47f6e6fdfde2ef63fc3cf151336195ad32b39bcd57192832d143051",
    "signature": "0xcb197cf605b8b80c6596e88886653e147165412be92db051a264cdc7f9900c32516030f3ae795d660f0e9c2471cbe637711d1a76e6ea9a44cb5f49ec7cb49ffa1c",
    "signer": "0x19EDB4c1a8740c323f6e57B80F3422C01875289e",
    "userId": "390804"
  }
}