{
  "manageEntity": {
    "action": "Repost",
    "entityId": "620947776",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb0c09932b2216802f1ed89fc00ec91b17691a2233962426a658a40f3506bacab",
    "signature": "0x5fec6d4883b7ddb4eaaedc4d18cb96a9eb198c152fcf49fadd4cd4f02034463d0aac5bc3d512c6d6eebda71e9075cbadf28e8aaa38814141b3de67e116180b561b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}