{
  "manageEntity": {
    "action": "Repost",
    "entityId": "780307904",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x7f8d053b78e4a8ddc34ba37706156acdc9edc2fc057da531f250abb12b31881a",
    "signature": "0xb6d7fdeb0373067f2bd2e5756b7e511439af10965d2cf0529d90460b4393c46e13f0383aeb1be1f37e6e008c0204fc26edfd4abb17b12003c19e6046a0eb8ca71c",
    "signer": "0x742Fff9be20F80Ce7285c8Ab12B9018Ef3Cf14F0",
    "userId": "111467392"
  }
}