{
  "manageEntity": {
    "action": "Repost",
    "entityId": "338887221",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x3721e8e1c33bce361e6ca6ba8279a5058f85475d8e97e84fada9614bfafbff31",
    "signature": "0x2c7c30465c4a731e981cea395c2b0980eadefe3c23a7000f890151949e665202318c16f607c487dcd514081a327a49ea135bc5afa7876d83afacedd3a60f12dd1c",
    "signer": "0xbe916820AF010608151C80f3A74F7c83218094B2",
    "userId": "881446128"
  }
}