{
  "manageEntity": {
    "action": "Repost",
    "entityId": "649397",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4f68fd3c2e1443b0a1598d6bda87ce46e5373d0e025684dc27b86f7cea8e9548",
    "signature": "0xe5319108e2b5ae3c45086f7f6320a4f2025f523c53fafa63fbec5ce09411efeb7ca452da29f3316c2428f284bcba16b4ba35e9901cac8edf77dc3d11ab9606491c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}