{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1507259509",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x887e377f3d933e40c2eaa661443232ede4dcd751a376f0ff6c1123e2f9fea0e1",
    "signature": "0xed5e87d432c35a2d5b0305032211adaf248bb020bd896af38d166d32280b5e975c56b3164dce1167669a2a326eaedcdbdb172c0f22ab398efce56a463ee679911b",
    "signer": "0x0246262E4959323EAC2FBf603C6D24352d57Fc51",
    "userId": "700531000"
  }
}