{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1555515921",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x9ed7ff1cf21ed4222813238c73829f6b37a9e4381340fe935931a81e5775bd71",
    "signature": "0x2b499ac9df94e62e9055eb68537d16e9d202758cc0243fd31449a6507d8e383615b9d478fcd651b873df0eefda4f338c8b2051adf4d1ee45587d66c68571a67a1c",
    "signer": "0x84B42609E987DD0953e02498E61987fB833B7C92",
    "userId": "887547386"
  }
}