{
  "manageEntity": {
    "action": "Repost",
    "entityId": "455514051",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x450e5da0e616a07263f15cd1fb1e71365aed9cecab25acfee44bd9fc5694c5f1",
    "signature": "0x00934749bca4f3fee24cdcad7ce53a8c7e21ad1a49fe6de9509389543a2afa140aeb51b83ad39ab3f2f834722cb0d2fc0da06c321634aa7102bb9eff10f3bbf71b",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}