{
  "manageEntity": {
    "action": "Repost",
    "entityId": "730429",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xe556aba10677ea79fb9ecccacb13715ac709df8de73a492fb42027a929cefd37",
    "signature": "0xd0e77d14614574ae5a3b3ca14ca3005011fc9064ce46e63ca6b0e9d7390c20045eb0f8ab6f6e48b36d096077f778b09065acd70a8710d815086825a5c5f773e31c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}