{
  "manageEntity": {
    "action": "Repost",
    "entityId": "751650",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x8b3d9e3fc6b307c5462189509752aa4ea67c2720f105b575900b87201e8c500c",
    "signature": "0xb494ac50c0fa68a420c0b2881c0e60f40afb5ea0a55d9b5af38743d3cc6caacd575894d623b64dea6ff2becbe98e6d0dc3dd47a8ade2723990df10c1aca3d4671b",
    "signer": "0x102a924C1c076Dcb5816d20E32Dcb6F00e75F2C9",
    "userId": "485987672"
  }
}