{
  "manageEntity": {
    "action": "Repost",
    "entityId": "257694813",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x9620d6597d8c256c08438b7562ed78e5e7799fb4cb726dad33a213384dff2bec",
    "signature": "0xa90970d98a179b285496ddf7659d4b4277bfacbb3c4fc50327f62e6c37dda771165c4898f91b2f100728fdc6dd642bb54894c01bffa92d48a8769074109ca0601b",
    "signer": "0x1d868e2cc29848871636BdCF83a08A975835b6DD",
    "userId": "120328011"
  }
}