{
  "manageEntity": {
    "action": "Repost",
    "entityId": "510464193",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x5899008d15b83d881b2dfe5ceeaf79767ce99d74e8593cda7702173e76eefbb3",
    "signature": "0x63e4cc5e523aca6b22c4b1ed42e338ecf23198ab1160d39d9305c66665f2ff2f6692b148a608913584883f2e7edf65941a4178569377998e0b34a77ea70af3cb1c",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}