{
  "manageEntity": {
    "action": "Repost",
    "entityId": "650763",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x137626c7560fe5e5ec43c498ba6b520de6508a0ae49c70023946cc70d272498c",
    "signature": "0x277cd75ef339679c5498900ae78f26251a683aaa8d94b69e2e6ebafdb045ff9e70b3a2c998656f3b07aef697f91416fe2e08603da18afd09ade4f752f38488601b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}