{
  "manageEntity": {
    "action": "Repost",
    "entityId": "537909",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x2a06fe2d73c9c9885fdc380b5282a9112b3d0eab6503b56088b700cca05e3ee8",
    "signature": "0x38128385ada0b2510a20d753fbbd4f01a856be2df6af816adc82a2b7e05e5a174159b244a0f313f2cae02277a16a7ef7ec671ca7c2ce11532e41767b1c55cebc1b",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}