{
  "manageEntity": {
    "action": "Repost",
    "entityId": "621727",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd976312b962f8a2de0af6828a2b4b3f30a8bf74b93cd318ae42c0d170b44f70e",
    "signature": "0xd6e28ac92f145e18189da92da3e2b224f7dfa7b40d88934ff2b4660ea4ab9888263416f931b62d8f07b43c53a4481f7099a1a0ddd2868adac7e1e25f416cd1161b",
    "signer": "0xDC5D8e6d43489811098d4d3D31fB7D6585c9Bb31",
    "userId": "735980234"
  }
}