{
  "manageEntity": {
    "action": "Repost",
    "entityId": "420253715",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb21c60ef9079f7b855fd7f90b5432c2705412a369831657ed679bec76f0257cf",
    "signature": "0x115866a6178e77b655ca96b6101fb002841638039bf3b26be381c14cd065eec337c6be41f04b195cf34bc1e0386bdc6f2e4a199b16e8bddc97f2034330cdbed11b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}