{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1257645695",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x169175a6a84bd1fe2d5aaedd48c0eb73be0fcabe9274d3a314ddca79f6054e18",
    "signature": "0xc597b85af10eff6be60132be6394d6b78a8892d7030daa0e51e5f84610aac6461126136760952d750541beb0fd154db74c400dba152c53162b1b66cd55247c9a1b",
    "signer": "0x7F52035F6FD8a71240adf35768244d51512553c8",
    "userId": "550902409"
  }
}