{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1389959775",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xe2c0413f56aaa55273f06e477209b68d08119581cfcca14e4d6776c0cee806a0",
    "signature": "0xb6999132c6f29f841e48a2c6c1a70082db2f545537db65df9d21dbcbd617bd7d55bd9174b205cb6a9179dec75bd7cd416f6aa18f6d4874901f6740076c78be731b",
    "signer": "0x204E506f1D5498d2CABD41d2fc7a3078d5792835",
    "userId": "768479471"
  }
}