{
  "manageEntity": {
    "action": "Repost",
    "entityId": "976698",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa0cf7424bcc9ae40ab59376117010e683ab6fe77e7ed081f28670eeaf7ce3dd2",
    "signature": "0x859ae43d026caaf19383f86e8d9c11de3609d69e7085a8f35a6ea68e62bc8a312ef0b0d7bc634aa5a7e205882d5a16a82981344f92aea9c3e38ccccfd7b387851c",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}