{
  "manageEntity": {
    "action": "Repost",
    "entityId": "607875",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x6b78da16a57a334e9c859387088dd777b1ac467cd916e50dfa937c0e0d80ebb0",
    "signature": "0x408b4c6d0f1b58c142125cdd229bb9b22d12848504344d59a6d550816717f2be430f56c659b79642e14e23651b70ce1dc9a5ac13eb7616831610dfbf7532d8271c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}