{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1504497303",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x261ddda83462b3a8db1be0c7751e199398c76927fc9cf0e8d2bc637c3d792be6",
    "signature": "0x9076298e6a106a827b9152186cd29225d0a32225a0a5b1459c471d51c76f35421908afb92b3c34ca531e0f78c27f87014659ab24971f598e6004fdb51765b4a81c",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}