{
  "manageEntity": {
    "action": "Repost",
    "entityId": "431515248",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x9e752c2e5180080dbe0f7eeb817374791125db1299654c3287e1bc7da8f72c55",
    "signature": "0x60c8d0ec743aefa8bc3f654cfd6421397e2cfe00cd74cf5259b1f52306b94a761ae4257e7144a2a557e51e43622fdf5ea32afd52a403c4adf66bd5182039f7cd1c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}