{
  "manageEntity": {
    "action": "Repost",
    "entityId": "649644218",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x713646848361b8fbfffc3040def5ad3d2b9edddaa9b5edbc7a6abd67b73b7aba",
    "signature": "0x3f76ba7b725d580fca822095717f84763d96627b96a5dff55ac9399b6d97eb9a61bd75d7654883998680f0fac6637b32c01c48a290491d2429ed28d5618cede21c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}