{
  "manageEntity": {
    "action": "Repost",
    "entityId": "428397",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xda58e3c3050eb6ce9cf003c4e82f3bf61663a2fa4ad1066b776a76daf5c4b37e",
    "signature": "0x4eb72d6b01334850a2a87dfb6786d1d40eea53b37a32b13b8b6426776c67a4473477ddfc25991a361164e93eb4e4924d997303568eaf7cf1322cc7bfe7fb4f4a1b",
    "signer": "0x712Aca9aA6ac07F98dcEC338Be9C15c3Dc47d569",
    "userId": "12730129"
  }
}