{
  "manageEntity": {
    "action": "Repost",
    "entityId": "854763",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x66365800684920d9e51023c7c7d50b37d6f288af8567e49ebe8964ab7ca9d635",
    "signature": "0xd03676926e6b93aae81d67811defd5f25cad4963c8f58d1c58d5c4a9022298c76a2a9a5ea0c27391a96b6a4dfdc9a920565840394866401da760476b4d34d17f1b",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}