{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1448134296",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x55c7e222471ecb32abadfc687725b55b8ad5a7b8da7f610d9e65d5819a86e105",
    "signature": "0x59cc914417fa36af308437ad1589548e1d5b3f42c4d7accb26b3021b0430cf526292641ef2ddbccbf559e43e20b96ef9e9b25f8f4ece526bd78195494786f5a31c",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}