{
  "manageEntity": {
    "action": "Repost",
    "entityId": "502216567",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x43aa7e4573ad87ccba58864b8720ffede01fb38ccef65ee67117bf4e30b9f13e",
    "signature": "0xfb4c6b3db4637d23900cb219df41337a2857eeea70fd3bf74e6d2168bbc9e62704ade0519019e8da1739c708a0aece81a4b68db90d05e61dae65c4154473e5f31c",
    "signer": "0x84B42609E987DD0953e02498E61987fB833B7C92",
    "userId": "887547386"
  }
}