{
  "manageEntity": {
    "action": "Repost",
    "entityId": "584603",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x9a6ad099ea9ede7fff95c3a8007f9ee060c7dcc2a649988783a3da973e280055",
    "signature": "0x48672fd48a3368b928d7889704aee90fe6e6f9d923e4d75156b890c3b11bee9d11d53a7120cbae91737b001b7691d134dcac17b2759b100f3bcccc5f6ff7eb351b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}