{
  "manageEntity": {
    "action": "Repost",
    "entityId": "142272",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4f6d29eba3205b388c76cedf4f62d41fabedd3573a3e2b6839894c1ee29daaa7",
    "signature": "0xce800ba7b96b772a61490f3b32d9b855c23e0669085cb6f7de362ab6fc58199d012855461e89b32f65916fefbebc4d546345cea9068c5d9c07e3c1b50d49e4fc1c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}