{
  "manageEntity": {
    "action": "Repost",
    "entityId": "581213",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x6cc6eac6c5a1608c4999736bcb221cf3fdfe89bb41bfccbcfe6f2527bee621f7",
    "signature": "0x54b820d5bbe6f7119ecae2687e15bd668f61e8106d4e7a35db943416fedae52138009abe5746bc92b5b0e6368415f4a558d7efb546ed9c233890c68e4d3557b41c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}