{
  "manageEntity": {
    "action": "Repost",
    "entityId": "641508",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x62c5882df340d61e8cb73565ee54d560cee36afe231f7076cbc57602b93ba949",
    "signature": "0x9cecc01f18895cfb7cc4c06ecae17737acb898d5f2f2ed7caff1478b7b065e8a277f32803926605aa46170057a80505d4b02156a1f15aba4a0f73a7c47b79eb11c",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}