{
  "manageEntity": {
    "action": "Repost",
    "entityId": "296916377",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x23b45a87fb50826470b1269b24aa3d3d1fe43aaa1715833187899b024e430a61",
    "signature": "0x28800c33cd9a2f570081a43a53be67ed1c1c2e4db0375246181311fa6f3e448e5943622de8b47e2954e62025a49eb183679ca7db4c6d2f5c6cba4b930e71b2f01c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}