{
  "manageEntity": {
    "action": "Repost",
    "entityId": "121335",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd3832e6e695c50797f191ee5f4f4ab33a65441ddf1dba73f841db76fe933c9c4",
    "signature": "0xabe82ccbdd0d25117bc4ad66564109a3c290a33462ddbccabaa83bc1fab9f753385193cd8913f435851c8925af6917d5d26c0b69fe334fea64957deaa36b31481c",
    "signer": "0x15B9643abE09bd37C52a5BD1dCF938B05b06cBFB",
    "userId": "370091516"
  }
}