{
  "manageEntity": {
    "action": "Repost",
    "entityId": "675261400",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x5e5fd5b7d2daa9022bad6f26c3b2afab838293daf28e06bea2c3cf76298ff774",
    "signature": "0xc126b7a8ac0e921f530f25003b35157ad68e9a48db86bcf17e4f1c13edbf29d65b4a50367f88af7cf7da00c2ebc95cd54cc27504d0710938d552f8b10ba7c81c1c",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}