{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1904371396",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa58f6c828d22b02d479075dfbf795ce63a86590dec4c3098320bb4e47cc8607b",
    "signature": "0xc4cc3fc91fd0d017447cd0c022da893ea11b271d5e88251dd460821f4ca0a9f43a3a5e6211322bd0d13422b3fc751d67d9b2e2b4779990f0c8747eb3ed6649871c",
    "signer": "0xE69EE1e71C27cDfa05141f1DCE82bF0231AD05f1",
    "userId": "933842159"
  }
}