{
  "manageEntity": {
    "action": "Repost",
    "entityId": "557156258",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x20c4d8c767aed5e92297b0f20dd54a27a452e03843071f29f5408bb3d22a01bf",
    "signature": "0xbcd9edc1d6db463f6be4ccbda6026c1a939ff45ef1c87066ce44348cb4c4af827d34a4ec77ea7131261f2609e9811d06f80c3c361160691b79af8a9c44d07d051b",
    "signer": "0x59765b22C96E88dA578af23E8611d6ca2dcCd7C9",
    "userId": "377610060"
  }
}