{
  "manageEntity": {
    "action": "Repost",
    "entityId": "509013387",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb9451d5b0a162eccaeab1b38277ce1c250e1506f6c78c535be42cdce21ccb3c3",
    "signature": "0x4e21b7d04e658bb265723a0e908fb637af448330d4ac578624b7390b187ef5e0332558b1411f5502bb071acfa7affdb2e7fd6444aca9826e5c462349127b82851b",
    "signer": "0xDD3Cb841c7f19ec5581F8E2b14d6f7a58B92d0F7",
    "userId": "582464754"
  }
}