{
  "manageEntity": {
    "action": "Repost",
    "entityId": "754926514",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa8239d57c4e921ebd356b5e6fc42bf13780287459440894fb7aa1530e9bbb9bc",
    "signature": "0x5c2b136d305816ec4a61affd24230c639162dd4e3aa188946394f7266a89fbf04bfae0cc74cb3d16078cb71385c60f22dc8d52a487a80bce332fb006cf5c0a4e1c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}