{
  "manageEntity": {
    "action": "Repost",
    "entityId": "703967",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4366053d482e5dd11d2d962c4c4a28a63aa4628de523bbdf39f93dd6ffb9e137",
    "signature": "0xee4c8e803db870324bb3ab8a6e87be1dfd020a2de6bebaee0c5d86c6bac1ba4712db8be6b526b16b48c0ce0e54ec6f6741154f98ec7ec7f86cf5bb4fc92a04431c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}