{
  "manageEntity": {
    "action": "Repost",
    "entityId": "172281",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x75a7ca26eb823d395d685bfcb2b4f0d3599025ee1686c13845807614f2e66efe",
    "signature": "0xf49518277886e7e079879adf6314453d9f74545f280e2d9ce21f4e9337db65e365691943c825c68cf4e966f1be386deb23c19b1918947ab3c69c68a5f7f31d0e1c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}