{
  "manageEntity": {
    "action": "Repost",
    "entityId": "300268663",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4e59d43c362a5b8a07ebddefee08f76ca572c5410f5f8cdb683fb1cf64eea3fc",
    "signature": "0x5d2ae611e0e508be084cf9df1a7888746da243df3b6e9195c2cbd49924656523545e0c301a6d0b7f683670fc32483252a49f4b6ab23f74d21a95daab5f9f9f861c",
    "signer": "0xdB791822A11f5aDc830669bdADa8121a4558D7A3",
    "userId": "347139808"
  }
}