{
  "manageEntity": {
    "action": "Repost",
    "entityId": "357404",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x1fd54f8d8491e4be1d20b249bdfb5f387f188dbf6c962b84e86bdf4dfeda59bb",
    "signature": "0x7799b3ee194de0436800467b928af415455e95e38acb40d079369afc963d98cd7ceeb82710d0fdde0295a9aa59571bced6d2fb99bfae8b7999d44450958c25ff1b",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}