{
  "manageEntity": {
    "action": "Repost",
    "entityId": "542486665",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x838cb0ec29213ec092cf992df218e66b5ce3e298cd0d2fcc3564a319d1a6601c",
    "signature": "0xca442d7868c5de6a475b3daae97f7185f54672feaae6c74f0c15ce4133458ef279709239fbcc7558bcd9f64e4f14c278109862a9be3ab7f4368bc459458df8cc1b",
    "signer": "0x7E7b9c4DAC3F284d889a5bc274eA80b8BA5F63ee",
    "userId": "670307808"
  }
}