{
  "manageEntity": {
    "action": "Repost",
    "entityId": "159821",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x2dff8c2485da52a73a4cc799de10c7471ee91472303fb5dadadd3b9c2a5c2a3c",
    "signature": "0x4ff7f869164e7980536ebd8bb039a4cd30b13bac7c06a978d55cd56775f0f508450b93b5b5f88849395b7dd65c58c6a21ce59c40154cbe12dc039aebdf319d2b1b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}