{
  "manageEntity": {
    "action": "Repost",
    "entityId": "815957809",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x1b0ddc3f0c7bc5f84db88f0a5dbae2aa7af091fa69faacc75bd8c11ba6eb4141",
    "signature": "0xa290940985e0a9b79b763849a56a542e038c5e1b3b5baf868a5495e7a1e169007e041843dabc3df015c5778438c153290e8989ead893bc2749e8670b4a2ea1c01b",
    "signer": "0x84B42609E987DD0953e02498E61987fB833B7C92",
    "userId": "887547386"
  }
}