{
  "manageEntity": {
    "action": "Repost",
    "entityId": "553787157",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x14f9d31fe215b83b9c08e9691cd3469eb5db787bbb7e2a5c6afa29079ae02187",
    "signature": "0x5c5cea2f228d2cc193e0d8e9001646b236be3a1af836697f403f7226decdbee902782bce4280768581e3a22d56b2cd247204eb49b97c863fb8108b3174d4d3d81b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}