{
  "manageEntity": {
    "action": "Repost",
    "entityId": "404565",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x9a21fd9c9276ef6d9846e140fa410f846de35f7fa73e616be38e53becd524744",
    "signature": "0x2b810a27d1af203af1d723bb042cf63900116c7f12b9662dbc03778d62c28fac01e9628e8e50e2a1b8ee07599125758c1c82bd318e689b71751a271d3e4e1e0f1c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}