{
  "manageEntity": {
    "action": "Repost",
    "entityId": "555635",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x0d2d68817b953212157fbae639358ab24dc0b1cd68d3fa268a0a2e624a9a9c33",
    "signature": "0x746ddcd897c06ae6ed43595721a75abce45260f23d9c89ce2e5b93c609235d97315212204b582792be5fc8df38fd5ca4ed58e5ff1d090ffb0b8d2db0504d183f1c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}