{
  "manageEntity": {
    "action": "Repost",
    "entityId": "338390780",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x95a2e1dd083641206e7cf3a31ba6ea9d185e59b5774c0d63f3839c52d8b86731",
    "signature": "0x18d6208687561d4c7e6018b423a25174134974c6ebfabceeeb29c726d1f67d491e0afa1748ccec8889d2d1b66144a2d77f24ebe0ca46485d458b254e2fa0fa711c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}