{
  "manageEntity": {
    "action": "Repost",
    "entityId": "645483574",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x1266075e7faf1c7ee45afe0ed19b084978279e4872057ef26adc6495347bbdfb",
    "signature": "0x4dafaccb905144ccf3bc1361790372dc0fd65f5094f691149f27f4aed93e242a75b8ebec762672c552c8c4400d37a0aa2ecf78d3c4894ab926be1a7b3a6abc121c",
    "signer": "0xDC5D8e6d43489811098d4d3D31fB7D6585c9Bb31",
    "userId": "735980234"
  }
}