{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1556419335",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xc247b3b9c01f225d1f94e459340818b0f6aff5563d21e5f2217dbe5a8495e3d0",
    "signature": "0x53a72e88480a5a0b90ee0ad7fe2688213d48f47dda52bd74e7c5c5fa31a259bb4e270790b76838851482da2159006d4260ea9f509cea705ea5899ffcde875af11b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}