{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1540149669",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4b45d87d2c264dc807832d83a182c325a01f0a15a55365373410c78994818c49",
    "signature": "0x9a57fb9bcfd5bbfacfe0201e46c4a417ed71db3009666818b2af2ec62f384d1637967cb12ea9ff324ec7d6ad3c0a28d8e6bc7cf182af3ee0c4fc9569bd4cc7dc1c",
    "signer": "0xDC5D8e6d43489811098d4d3D31fB7D6585c9Bb31",
    "userId": "735980234"
  }
}