{
  "manageEntity": {
    "action": "Repost",
    "entityId": "784389",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x8e43347d7e69119f0e30f34e5496746300e5ff7bccfd44f6218bf13719ac7799",
    "signature": "0xfa21355f36c84b99926fa5c6cca0c407a2664023039c9a4cf956c5721ae189d340f1fc7b4d0cc3d3d69beb83a141bb75e1e13871071dd0f5fa264ec0751a3f5d1c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}