{
  "manageEntity": {
    "action": "Repost",
    "entityId": "453867",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd650f39b14be2c071bd805db0e5931a31025971ae90c63169cdcac79db230b77",
    "signature": "0x417409b639ed0070dbf5bbea7b488fdf338ad50d2ea9087d6cf4ee822d2b55380097945f3031ded0d275895a0bd90f039ba61a09609586c81976e10aeea7a66c1b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}