{
  "manageEntity": {
    "action": "Repost",
    "entityId": "488469",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x357ac4163aca43c66da0576d889d13fe01bbbf225c14e132e8bfc2283818c6b4",
    "signature": "0xc2d9ac19fefaf2533541fa73e211b9aed4f17c73447f7aecb57512dc645fc9f2506828415acf1157efa9aff296b4647cb514c1347f871be5423dc466ca1505be1b",
    "signer": "0x569a23a5D506E4404139fB7510738Ee5b80F5624",
    "userId": "280440301"
  }
}