{
  "manageEntity": {
    "action": "Repost",
    "entityId": "758012",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x0e8032b57bce6cd12dc96f2bf10a68f6d17b22a3af1dc67133a6b01d2e2f2d15",
    "signature": "0x83817a7dac6149b8fe2f59174d37b7822c85b5e2f1705a00bff7df9fa73d6eb43d97fbe0e8bb852a04316ed8b95ffc695980e24b4a32fbae4406a23a613dd00f1b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}