{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1507148622",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x058341da29116de4548b21731932045a16011df36f20567be7d4f6b8136f78fe",
    "signature": "0x6604a0a6c9acc23b0428ef5ed1004145b0d2635a49c9b39f7ab2a87fcc702d3a3720a91da1a7440c56e1cdce4c69e694b3452f088b6177c700e5e028364e6f6d1c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}