{
  "manageEntity": {
    "action": "Repost",
    "entityId": "511223",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4b8853276d8b3c4449105c445ea755b7fbbe45f61362ddc3a8628b944c3d1061",
    "signature": "0x3bcb1e7838516bced9357c7f5832acc8ceb33d658ff1d322af6212995bf8d2216525c4e5745113323af332c622da0874cf772a89c1a0859a3446ce97070f6d311c",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}