{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1357307748",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x9b39b7729836db5d9d96ce79d350cb85bc9b748d9d854a1b4ca9c2b4fc720a72",
    "signature": "0x1e8d24612dc2932c505e1ada5228176c003f4d2e2f191a456922c11ce014ee470a95fe64294e371b433fef2374c24c6c3f5279c622f52a09224e6c9f317be0441c",
    "signer": "0x44BAdCFCf42113CbB67f519e4efa576B336f9bf7",
    "userId": "136844578"
  }
}