{
  "manageEntity": {
    "action": "Repost",
    "entityId": "544487",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x582ea9c4bff52fab13614622185ee00d78df75052c89988866e970fe8d6070c0",
    "signature": "0x2d2b23fa0a045ef5bcf5c68b3010fb326fe5ccc92d216281ade443a91fb8088877cafc1b62c8f1782e9e62f665ec7930efb181371e0bb50167b128f27de6b2801c",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}