{
  "manageEntity": {
    "action": "Repost",
    "entityId": "691012",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x7f995af78caf7dfa9cf5e7f72314783c7e054a4697d822f70368d1cd3f3b9454",
    "signature": "0xe615d535d6f3c236b2048cd90c0c05ac5de5e9e11aa40d4c3399d00755be5f2964ed5404c708699938100528bd86ba32e34eb3f87979056e265436ef5104e6381b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}