{
  "manageEntity": {
    "action": "Repost",
    "entityId": "90771",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x9bb6fb132df91d2fa625fec0a7bcd4b991887dca9be406b27c26a883fe6af3f7",
    "signature": "0xfad79280fe147aded05cd4bbb3dd9fdd718146a373f57ff0a556c8183c142d9f2448be5bba5f7872835ccc98ed13b878e2b710906556c112f6c7ccd15f228b1a1c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}