{
  "manageEntity": {
    "action": "Repost",
    "entityId": "617889",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xe361ab5716c43f5d3aea8c2c201c679108d311f9148820ff6b89c124b89f2398",
    "signature": "0xebd70b07471b36036955d42a210885a0b79683357b2a02d7cfd0456d2aa28eeb5bf24177364d10832dd4f29e65a636086511c2911c22944a80df92245e2742c41b",
    "signer": "0xE7D37531a757aEaf8B2c8037a79C03819edc20Dc",
    "userId": "870684573"
  }
}