{
  "manageEntity": {
    "action": "Repost",
    "entityId": "640320406",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xadf8a380778a02f5d5ed2b2a326159157416eac09f5b7e567a99b9032727f968",
    "signature": "0xf08ef346696eb69d60d8a576264e0cac0501e6c3cb522a8d77cf111a2f15638e3427cb33493f78b9b22af7014c018346846305beb354a1fa1503d06a42529a171b",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}