{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1001457",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x57a1cf1dc92d9045cfb6a7d5a2f7998e0c05e5ebf914dc5c734ba9aca98612a7",
    "signature": "0x9738225a437e12527bf2e0eecd245c94e78326f03403933d339f00a2b411456912fc01c9c5bb8cf3a700d180e8bf7589e6d39473e3eb3f7a9de1cd29fe7c1d361c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}