{
  "manageEntity": {
    "action": "Repost",
    "entityId": "603919254",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x149f6977a3a559baa03d0c822c898e6130bb42d62161b928ab62815143f9f663",
    "signature": "0xca4a34ef3597be566f1939909b55a3901aa9f50392ec51ead2a944a6d09f5c481511054db97e1b38f3dc23a252bd4fc5968abad8d272c24e24589ca443d4ecd81b",
    "signer": "0xDC5D8e6d43489811098d4d3D31fB7D6585c9Bb31",
    "userId": "735980234"
  }
}