{
  "manageEntity": {
    "action": "Repost",
    "entityId": "545537",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x78122d8c46a34cb750c19f05bf36a2ed74757d7b3976b315ff155dababaad6e4",
    "signature": "0xb57658785d064d06f86fc49b7278b9366b30ce1883de3683193bbf0dc469b1884a33ec32d7b7bad8dbb14452d19c40b83dabae4528b51a35ca9bd1ce198ed42a1b",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}