{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1408867952",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xae4cb9e1d1b534cdcbcb7c6d2acd1995702e20bf56192e1c19d1c16777746dd3",
    "signature": "0x49ef72667fe63628a3601c229a5385cb0587849823be4c052885b75f56da25fd7c56802cf06eaeae96e0ce4ed4c300d5e45174ac606159e54961a6877d22b78f1b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}