{
  "manageEntity": {
    "action": "Repost",
    "entityId": "648909",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd35222e47389bfda584a5ffbcaef79156c33379676701a1bdb87eb89878df028",
    "signature": "0xb3c3c065646729fed66368ee2c7fe5bc65fb37bf12bce1626f37f507581dbb2760abd042cff64e8f2f0c0c211d7ed3fa5297f57e75bc78be5b90ef6a77586d8c1c",
    "signer": "0x569a23a5D506E4404139fB7510738Ee5b80F5624",
    "userId": "280440301"
  }
}