{
  "manageEntity": {
    "action": "Repost",
    "entityId": "877531168",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x738f141b36d0a0a4bc2a8335aa7547570239c65acc36ce7d50033336f1356bf8",
    "signature": "0x9132494b0cfbf6e3b430b9e5502d64eba2f2b9bd2088c0c9164eb2de6cf5383763db6ea7e60e5e69475ba3045263871006d6f191514d1707ecac1bdd3311c2da1b",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}