{
  "manageEntity": {
    "action": "Repost",
    "entityId": "150404",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4593f030298efadc215b28d785af908dc5b9ce460347d7ca1c746a69a2948695",
    "signature": "0x3e019358aba8661530f58c4bd14b6df8d833ee6d8ac9ea3814ef8b5e65de3ff35153d7e19369aa44aecd0ea01d54ee943057bcb130017775676f1d2665b774c01b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}