{
  "manageEntity": {
    "action": "Repost",
    "entityId": "256414",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x3ce59b75d22e9f2600470d9d51f300fd1a1d61b317f83b2dc3489cab8d4f008c",
    "signature": "0x8f8121e5bae34075950424c33051326b2d072c312a466820f0c0d66590100d582ef515570e3e6f77cf44a922579356195be4a028105c2196a7ee0025ac93478f1c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}