{
  "manageEntity": {
    "action": "Repost",
    "entityId": "620506284",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x75b934d0f505e3a321d6a076a260aa93edd795b865dcdcfd50a09d2bd77b1f53",
    "signature": "0x2e70ffcc4d6df79ecca6cb35b9c2742dc4c2b9b38ec2ada153bb007d03739bab009c79ff70b333761a584f02383a1822975c3e538a0c6304e2a9071c70da6c501b",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}