{
  "manageEntity": {
    "action": "Repost",
    "entityId": "424758",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xe7e3a297357857127f81a4481bdd0e2aae068f812ca3d861d51b5f1c8c019da1",
    "signature": "0x51e352e417da15aa6d281959177f6998f856a29322de1e9f84631506e948fbf26eed48bbc1cc6875fedd7e549c3cd47b190bb89b69a216e1b0ebcf8a34c57dbb1c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}