{
  "manageEntity": {
    "action": "Repost",
    "entityId": "141529871",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x2f09629533440c300aab6bc4862ce10dd78f08b3dd13c9fe1529e6bffaa36f13",
    "signature": "0x57ed2596b91c6c87d468523021931d5e2ee8e24836f73c18ebe52a049ac6e08053708a30020f0c13eda2b5024710fafd02a5122cebc052aa8429b34fc670ccde1c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}