{
  "manageEntity": {
    "action": "Repost",
    "entityId": "648490000",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x3478e3340a6cc32e146ee6e4c87b109a1715b58bf4e32601766c278cc80bf540",
    "signature": "0xfeb864e7f12d642d9c29d36164d2a66dbd3ffa3a422ad739cd3496f5e7abe54a77b58031955c029a39d53c532d3af0667f23ac1674bf1851199633e1da57b8651b",
    "signer": "0xDC5D8e6d43489811098d4d3D31fB7D6585c9Bb31",
    "userId": "735980234"
  }
}