{
  "manageEntity": {
    "action": "Repost",
    "entityId": "121657",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x90a8fdbc28dadba5515748e6664b1d463ee0f766e632fa7deb8db2388380202e",
    "signature": "0xf9d9befe618cc57cce16398c9eeca7d6a0a98505215b6bf45e1c80b3b72a1e57610c8d54d6944ac3cccb8c0266fe9cb866753c0383003abc75cc571b727f4c821b",
    "signer": "0x4A3D09CdfD42dE4C57dc67B09a40B5d9172bD69f",
    "userId": "787102835"
  }
}