{
  "manageEntity": {
    "action": "Repost",
    "entityId": "878869809",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb2f3c05601248f98117ed3fca1f2056a754682b96e58ac250d63e3cf673982c2",
    "signature": "0x9fd59f34ff2619e5d767b8c0aeec7185f66c48bae3a7d66f6ddd13c7d17850216bcf2ca300652c74819531e122772b07cba92c239c1a7b8f8b3a2d3c2d1f0b5c1c",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}