{
  "manageEntity": {
    "action": "Repost",
    "entityId": "516083",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xebc77ee42fcf722a71e12fe88b069d83261b22abd0158617103882da4ae729a2",
    "signature": "0x7719603a91188bdf1a8a28c476b282cd83640f50e575e581b308f3b299ca73780489d0f4d4ca168e5c55a706ca90dbacc2c638282ac6977c4178728facb375a01b",
    "signer": "0x7E7b9c4DAC3F284d889a5bc274eA80b8BA5F63ee",
    "userId": "670307808"
  }
}