{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1873057039",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x26988cae459b8c35b1477650d1a2b4ac1854fb4d78c94d0f850c354a6c5b6da8",
    "signature": "0x4b88265dba6704ae283244255354956fee7d68b00d5659213ec5d0fce251ac3c48ec5073b5ec95adf9e7b96c32a1695c8e080d58f828ee7c7cb9cb97d06e34a31c",
    "signer": "0x15B9643abE09bd37C52a5BD1dCF938B05b06cBFB",
    "userId": "370091516"
  }
}