{
  "manageEntity": {
    "action": "Repost",
    "entityId": "519653899",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x6f9c4713242fe2bb842bb69181b4fe42e13b0cd0e166191f4a0113e1ac45c5e2",
    "signature": "0x24bfb864fde385fb79bf3a36303e28c7a4051f853df1eb77e76b84c579fd744a53fbd3ad386cb41c130dfacbca54434691976da7e7466f16fb5b59c468951bda1c",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}