{
  "manageEntity": {
    "action": "Repost",
    "entityId": "2129217440",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x29b68a53af11f88436ce5d710d5df24b9019c65b3c6f33ca467a515aa39f2a45",
    "signature": "0x849055a9a9b3017adc4fbbf15f098db6a0fce58959905468d4b44efb172e33791c2b7f9dbb7f0ddb9037fb4250536f4ab1c3181d3cd30296126bc879427480721c",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}