{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1640473256",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa464495165d10b6dfe8ac2babe923bea53f6be845bcf027ce7933e28b0722b56",
    "signature": "0x14811b8768228640182e1de0eae3ccfb5b6efc9ca9c2200c298ec64c1d9d62d415303b8a5407a1a3beb54efbe1f9f3fc82803d529888f842ee682ea37ab95fb81b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}