{
  "manageEntity": {
    "action": "Repost",
    "entityId": "812358019",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4b077f51dfe7c755ba11bbfd51b413b43fd099100206926e9e89ffd8c49bb4bb",
    "signature": "0x817d65da1a80def05db7c7f3fb0c78ca86762d2ddc541b424b1f6f8f003e501f4895c19c4a73d40ff3e28e6e791da67cbac0dc95f14e3504d338fcb3cfc4faaa1c",
    "signer": "0x26Feee0AaDc0e2d8f7aBEd5cdb0bCD7D325F618d",
    "userId": "354535"
  }
}