{
  "manageEntity": {
    "action": "Repost",
    "entityId": "983753589",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x07d1a4a2fd3bead8d0fbb81c1c4c7ce98788036ded5edc6ca1c4747aeb539dbc",
    "signature": "0x742afa213dcb142f10306d299e3976f1058c5d21111d031783474abafd78e1a3678fd514e5147d48841e41a85a884c8911b68cd100d5a5e51d130412bf6f3b651c",
    "signer": "0x44Fe9338D9d1405927C73FDA0be0F36ae481Cd39",
    "userId": "983568397"
  }
}