{
  "manageEntity": {
    "action": "Repost",
    "entityId": "390815",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xaece2d0d94a8cdc63c1c6d40b6aa9f1aea2157a291cf3f834813349237b100d8",
    "signature": "0x9b683b703d810743692fa77f26d0e088897163c6a06a1c5d98687e11e2993cca528c19152a1375ee91aec545af86863a44eb34fb0a010b7a0f24ea2db90efc781c",
    "signer": "0x204E506f1D5498d2CABD41d2fc7a3078d5792835",
    "userId": "768479471"
  }
}