{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1553387856",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x91cf0cf00197e983f6d7fd6e9a22e45c6cf30f2f9e74d2c5560f47f38c4ab118",
    "signature": "0xc346037855b1588e75700fccea145b0c44c1f4cde330eb4bc45d7c2b15b6ddf3259210e8fcfbc6bb2cab37df5eb81b4d2f43f6e3997fa009d28b608fed8dca541c",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}