{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1876425239",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xadf2e6b0570e982f9d28324408ce377e28cebdd2bb30f1fbce69a2a0fcc9c864",
    "signature": "0x7f4eb2a5c9e53eebbd175a03d97844522148978b2b047fb634e27150435cfb180a1aff801cabc32062877be5c09adc8c1cd7b8095c9261148736d6cb62852eab1c",
    "signer": "0xE7D37531a757aEaf8B2c8037a79C03819edc20Dc",
    "userId": "870684573"
  }
}