{
  "manageEntity": {
    "action": "Repost",
    "entityId": "657875450",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xdac40461a9811cc67d9e38155b608259f27ad9b475a05062c3027195ebe1805c",
    "signature": "0x700bc6304ad69389d53113ca0f28990265934949d23456847594fa5582e63b15523aafa77f3af864c125e04791a4c09730950feab8ccae0c9db3f7d8938efb181c",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}