{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1540507591",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb1355cc20c0bfe94fa8af5fa9effeb7f7d752ab01b2511f52523566ba378195a",
    "signature": "0x6651560f753f8671ae181cd2d5de035617e3a3357e12c19d525e5cff7f868bd476f88b0ada9f4113892d1258eae9a1f9b875c361e7cc2cef7dda9185137667b21b",
    "signer": "0x2BD0c2111290EB20B2843e8b1c0f25aA5cd52a6f",
    "userId": "618242981"
  }
}