{
  "manageEntity": {
    "action": "Repost",
    "entityId": "558668",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x9871fcb155d3ef4d2d91498bb30d2260d2fcf5239ed1046ae89e329d176b9d67",
    "signature": "0xcd6039fdd9af117cf9a51331502eaa5aba447002f9869a5b8f7bb0e261ac0361780a558ec3e4b86de1e7f5a2705ceed7ed32928eb9a63c486ad01c664de7cf771b",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}