{
  "manageEntity": {
    "action": "Repost",
    "entityId": "691507",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd261a9313b7f94438ad3376b6d4cca5211b91b7a1e0ae4f9e829f4051a507820",
    "signature": "0x0939e38bc397396062d542bb424881696bdb109db9cf1ba9325a2fa2c6ee719a776ac14e451151235a1f74e50ace69d0af60e1d233bca5e4640d74580a91de1e1b",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}