{
  "manageEntity": {
    "action": "Repost",
    "entityId": "448657563",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x75993dc25af18227ea49cf0b58d6c87a88ae594813ce9e8de8da754b1abb29b1",
    "signature": "0x382bdfb5e4408882cb60b70f2326107c6f89174a4c3a4b7910c6c5bf30c1822d2ea0b582777ff2fb5254196edcd5ea9d748c32745b4f235fdbba93b15a2e5a451c",
    "signer": "0x01168e22BaB7Ca0745af813D74e9399E5006511C",
    "userId": "835149340"
  }
}