{
  "manageEntity": {
    "action": "Repost",
    "entityId": "757593697",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4805c93f827f1a238a857361cbeba2e12411c1a1bc1aa158c4e5b5e60886b008",
    "signature": "0xac537b3922492388b6a0ec74675ee1fedbac037f6b133827b3b84bd8b832969e14a1af440c02e9b09cefd0211e1da893694c06cb1b8b313dad1a313bdab4df401b",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}