{
  "manageEntity": {
    "action": "Repost",
    "entityId": "545171669",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xc9bd406b9d9cabdc043fece2345c2309f3655780c061027fc22530c4f0752cf5",
    "signature": "0x6c4712ec351dff3d086957930d0ea48daf3146bc3369b1877c4dbf793d9cb7b82df79a126ab8980d05415e74a9e2b4b1a388b2fcfcb1f1471fb46b51d72f88b71b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}