{
  "manageEntity": {
    "action": "Repost",
    "entityId": "557303947",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x14ac904e855149af3440c39400995834439aebb27f3fe82323a44a476e96b1f4",
    "signature": "0x911cec77233ece05def293bfd452c4fb6353987531c3121845d75b6a9fb27e960b9ab50b5f28f79fc60a059bc843df6f99a11341da2928aeb3732e490f86e1711c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}