{
  "manageEntity": {
    "action": "Repost",
    "entityId": "440357235",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x1a4700cb61f65c24ec344ae25ebba7e220d6ad575407735e56b3f60dfd304d14",
    "signature": "0x8a304a328e1a9c13c5b42a7cf9ef48697c98d7a2d8d26784a2f46eb93c72f30222a6fb9294581bb39755f9c1ac0131d21cb295e82c197f6b090a737a7eba23541b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}