{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1554557191",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x5c5c1d722360862e347b85df7998ce56c1c074a712360b6d86279435ac555772",
    "signature": "0xbca02ab37c36140f1f24cea853fad4d54e935e8e74f47ece4d16fd3cba20217133fa33ff2bee42154fd96492bace02dd585ecd33f924b15fce1687bf5549efd61b",
    "signer": "0xE7D37531a757aEaf8B2c8037a79C03819edc20Dc",
    "userId": "870684573"
  }
}