{
  "manageEntity": {
    "action": "Repost",
    "entityId": "258642436",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa017caaca5f62ac5c5879094bffdc65d2124f95095e7f410502c16803df5b909",
    "signature": "0x3927b814e6e375472db49ea945d9dc8a90924cceba2f6562cae265b94a5609252774c2f658e0b700a29fc16931636e4cb928d8e20b0ecb02fdf0a7edc66eb3751b",
    "signer": "0x191B6Fd957f517929075f1e49822818e792FF015",
    "userId": "74652"
  }
}