{
  "manageEntity": {
    "action": "Repost",
    "entityId": "637998768",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xbdb0c3052f51d42ebd19c37d5e10053543f152f426142387e4ba4dfb8a92246c",
    "signature": "0x3bc876bfcb4ede1c404ca3b317680f547b3668c009a2043ef35679569e84eeaf0ca57fa051f0a301bc6dbdcccda4fc393045dc3bc9849113e883833948cae2ed1c",
    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}