{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1531",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa173de139574ea57a22a8bbcde9d0246c4e98905bce812a97e4577a96f243a98",
    "signature": "0x4b87b5de0567b5ca8a999ca437c98be324471bb06b82f1a2c9442ba1cf7a736534de09d1d1ed37fa768dadba79d0aeb37c0e4c217e7d56ba9a47e68b25fe76031b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}