{
  "manageEntity": {
    "action": "Repost",
    "entityId": "221385",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x3640e03eacfc2a35c1cfc37f6a1fd6ac7be042bc36e321917239c5c862f7da07",
    "signature": "0x8322e6b60572fab80c8b3de1a3e03853aa67d24eb251e199186d322bf038df502c8e1056155a124fc84e146a255bf2275bfc4ed129de5fc7526cb367aaf0395e1c",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}