{
  "manageEntity": {
    "action": "Repost",
    "entityId": "737831",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb9a8166b18b66cf0b984cc74c3cff507d4da22acadb72dd9c22c323e1feba933",
    "signature": "0x6038c2f6384e07ece129b14f6d4bc9ae1e6f3bed399716b69b758c64aaa405315fa9fdb275ab8d963d71ed6ceede74f52abcc7ddc55a02895dff700fbe37b4c61c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}