{
  "manageEntity": {
    "action": "Repost",
    "entityId": "573563",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x42fb604ec9dd46beb26f3fdabce6beb5761c97b3105dc580ffdc99c2e814f8d6",
    "signature": "0xf9041cba422c9e3656b35331f75a5674b75ed1e086acd3c3a7b805a84b4233cb4b5417a1022842e7c913c4aad03f01a898d1a2abc65c065a84a8c0abec57ebf51c",
    "signer": "0x84B42609E987DD0953e02498E61987fB833B7C92",
    "userId": "887547386"
  }
}